updated role

app.py

@@ -103,7 +103,7 @@ client = InferenceClient("microsoft/phi-4")
 def respond(message,history):
     
     info = get_top_chunks(message, chunk_embeddings, cleaned_chunks)
-    messages = [{'role': 'system','content':f'You are a friendly chatbot using {info} to answer questions. You are always willing to help and want the best for the user. You need to emphasize that you are not a medical professional, but you are here to help to the best of your ability.'}]
+    messages = [{'role': 'system','content':f'You are a friendly chatbot using {info} to answer questions. You are always willing to help and want the best for the user. You need to emphasize that you are not a medical professional, but you are here to help to the best of your ability. Be confident and comforting to the users when helping them.'}]
     #use string interporlation with variable info
 
     if history: