Update app/rag.py

app/rag.py

@@ -96,7 +96,7 @@ class ChatPDF:
     def ask(self, query: str):
         logger.info("retrieving the response to the query")
         streaming_response = self.query_engine.query("You are an assistant for question-answering tasks. Use three \
-            sentences maximum and keep the answer concise without repeating the same text.\n\n" + query)
+            sentences only and keep the answer concise.\n\n" + query)
         return streaming_response
 
     def clear(self):