Update app.py

app.py

@@ -83,7 +83,7 @@ def process_files(pdf_files, chunk_limit, chunk_separator):
     msgs = [
         {
             'role': 'system',
-            'content': 'Answer questions using only the provided context. If the context lacks sufficient information, state this clearly. Don't assume or add external information. Express uncertainty when needed. Be concise yet thorough, citing relevant parts of the context. Maintain a professional tone.'
+            'content': 'Answer questions using only the provided context. If the context lacks sufficient information, state this clearly.'
         },
         {
             'role': 'user',