Update app.py

app.py

@@ -670,7 +670,7 @@ def submit_message(prompt, prompt_template, temperature, max_tokens, context_len
         source_info = "Lead source: not determined"
     
     #chat_messages = [(prompt_msg['content'], completion['content'])]    
-    chat_messages = [(prompt, completion['content']['answer'] + source_info )] 
+    chat_messages = [(prompt, answer + source_info )] 
     return '', chat_messages,  state    # total_tokens_used_msg,