Update app.py

app.py

@@ -58,7 +58,7 @@ def preprocess_response(response: str) -> str:
 
 def shorten_response(response: str) -> str:
     """Uses the Zephyr model to shorten and refine the response."""
-    messages = [{"role": "system", "content": "Shorten and refine this response in a supportive and empathetic manner."}, {"role": "user", "content": response}]
+    messages = [{"role": "system", "content": "Greet, Shorten and refine this response in a supportive and empathetic manner."}, {"role": "user", "content": response}]
     result = client.chat_completion(messages, max_tokens=512, temperature=0.5, top_p=0.9)
     return result.choices[0].message['content'].strip()