Update app.py

app.py

@@ -36,7 +36,7 @@ def predict(inputs, chatbot):
     # a ChatCompletion request
     client = openai.OpenAI()
     completion = client.chat.completions.create(
-            model="gpt-3.5",  # this field is currently unused
+            model="gpt-3.5-turbo",  # this field is currently unused
             messages=messages,
             temperature=0.7,
             stream=True,