Update app.py

app.py

@@ -112,7 +112,7 @@ def run_conversation(user_prompt):
         max_tokens=4096
     )
 
-    response_message = response.choices[0].message
+    response_message = response.choices[0].delta
     tool_calls = response_message.tool_calls
 
     if tool_calls:
@@ -141,7 +141,7 @@ def run_conversation(user_prompt):
             messages=messages
         )
 
-        return second_response.choices[0].message.content
+        return second_response.choices[0].delta.content
     else:
         return response_message.content