diff --git a/gui/main.py b/gui/main.py
index 7278d02..eb2b7db 100644
--- a/gui/main.py
+++ b/gui/main.py
@@ -25,6 +25,10 @@ class MainWindow(QMainWindow):
         super().__init__()
         self.ui = Ui_MainWindow()
         self.ui.setupUi(self)
+        self.tableschema = []
+
+        # Hide outputLabel
+        self.ui.outputLabel.hide()
 
         # Open Connection Window
         self.ui.actionConnect_DB.triggered.connect(self.open_connection)
@@ -35,6 +39,53 @@ class MainWindow(QMainWindow):
         # Pressed Convert Button
         self.ui.convertButton.clicked.connect(self.on_convert_button_clicked)
 
+        # Pressed Paste Button
+        self.ui.pasteButton.clicked.connect(self.on_paste_button_clicked)
+
+        # Pressed Execute Button
+        self.ui.executeButton.clicked.connect(self.on_execute_button_clicked)
+
+        self.load_config()
+
+    def load_config(self):
+        # Load DB Config from file but check if file exists and create if not
+        if not os.path.exists(os.path.join(configfolder, configfile)):
+            os.makedirs(configfolder)
+            with open(os.path.join(configfolder, configfile), "w") as f:
+                json.dump({
+                    "database": {
+                        "dbtype": 0,
+                        "ip": "",
+                        "port": "",
+                        "user": "",
+                        "password": "",
+                        "database": ""
+                    },
+                    "apikey": ""
+                }, f, indent=4)
+        else:
+            with open(os.path.join(configfolder, configfile), "r") as f:
+                self.config = json.load(f)
+                self.dbtype = self.config["database"]["dbtype"]
+                self.dbip = self.config["database"]["ip"]
+                self.dbport = self.config["database"]["port"]
+                self.dbuser = self.config["database"]["user"]
+                self.dbpass = self.config["database"]["password"]
+                self.dbname = self.config["database"]["database"]
+                self.apikey = self.config["apikey"]
+
+        self.try_to_connect()
+
+    def try_to_connect(self):
+        try:
+            if self.dbtype == 0:
+                import database.postgresql as pg
+                self.db = pg.Postgres(self.dbip, self.dbport, self.dbuser, self.dbpass, self.dbname)
+                self.tableschema = self.db.get_schema()
+
+        except Exception as e:
+            print('No Database Connection')
+
     def open_connection(self):
         self.connection_window = ConnectionWindow(self)
         self.connection_window.show()
@@ -44,9 +95,44 @@ class MainWindow(QMainWindow):
         self.apikey_window.show()
 
     def on_convert_button_clicked(self):
+        self.ui.outputLabel.show()
+        self.ui.outputLabel.setText("Converting...")
+        self.load_config()
         print("Convert Button Clicked")
-        print(self.ui.textInput.text())
+        ai = aisql.AI(self.apikey)
+        prompt = self.ui.textInput.text()
+        sql = ai.humantosql(prompt, dbtypes[self.dbtype], self.tableschema)
+        self.ui.statementOutput.setText(sql)
+        self.ui.outputLabel.setText("Converted!")
 
+    def on_paste_button_clicked(self):
+        self.ui.shellInput.setText(self.ui.statementOutput.toPlainText())
+
+    def on_execute_button_clicked(self):
+        print("Execute Button Clicked")
+        ai = aisql.AI(self.apikey)
+        self.ui.outputLabel.setText("Executing...")
+        self.load_config()
+        sql = self.ui.shellInput.toPlainText()
+        # Check what method to use
+        decision = ai.decide(sql)
+        if "fetchall".casefold() in decision.casefold():
+            fetch = self.db.fetchall(sql)
+            print(fetch)
+        elif "fetchone".casefold() in decision.casefold():
+            fetch = self.db.fetchone(sql)
+            print(fetch)
+        elif "fetchmany".casefold() in decision.casefold():
+            size = decision.split("=")[1].strip("]")
+            fetch = elf.db.fetchmany(sql, int(size))
+            print(fetch)
+        elif "execute".casefold() in decision.casefold():
+            self.db.execute(sql)
+        elif "executemany".casefold() in decision.casefold():
+            size = decision.split("=")[1].strip("]")
+            self.db.executemany(sql, int(size))
+
+        self.ui.outputLabel.setText("Executed!")
 
 ### Connection Window ###
 class ConnectionWindow(QDialog):
@@ -124,16 +210,32 @@ class ConnectionWindow(QDialog):
         self.dbuser = self.ui.usernameInput.text()
         self.dbpass = self.ui.passwordInput.text()
         self.dbname = self.ui.databaseInput.text()
+        db = None
+        # Check type of Database
+        try:
+            if self.dbtype == 0:  # PostgreSQL
+                import database.postgresql as postgresql
+                db = postgresql.Postgres(self.dbip, self.dbport, self.dbuser, self.dbpass, self.dbname)
 
-        if self.dbtype == 0: # PostgreSQL
-            import database.postgresql as postgresql
-            db = postgresql.Postgre(self.dbip, self.dbport, self.dbuser, self.dbpass, self.dbname)
-            if db.test_connection():
-                self.ui.returnLabel.setText("Connection successful")
-                self.ui.returnLabel.setStyleSheet("color: green")
-            else:
+        except Exception as e:
+            self.ui.returnLabel.setText("Connection failed")
+            self.ui.returnLabel.setStyleSheet("color: red")
+            print(e)
+
+        if db is not None:
+            try:
+                if db.test_connection():
+                    self.ui.returnLabel.setText("Connection successful")
+                    self.ui.returnLabel.setStyleSheet("color: green")
+            except Exception as e:
                 self.ui.returnLabel.setText("Connection failed")
                 self.ui.returnLabel.setStyleSheet("color: red")
+                print(e)
+
+        else:
+            self.ui.returnLabel.setText("Connection failed")
+            self.ui.returnLabel.setStyleSheet("color: red")
+
 
 ### Api Key Window ###
 class ApiKeyWindow(QDialog):