Update app.py

app.py

@@ -73,8 +73,8 @@ def reply(input, dataset_name):
         system_message = response
         messages.append(system_message)
         chat_transcript = ""
-        for message in respone
-            chat_transcript += input + "\n\n" + message[response] + "\n\n"
+        for message in messages
+            chat_transcript += input + "\n\n" + message + "\n\n"
 
         return chat_transcript
     except Exception as e: