Update app.py

app.py

@@ -90,7 +90,7 @@ def load_prompt():
     just say that you don't know, don't try to make up an answer. Provide a source reference. ALWAYS return a "sources" part in your answer.
     The "sources" part should be a reference to the source of the documents from which you got your answer. 
 
-    Remember to only use the given context to answer the question, very important.
+    Remember to only use the given context to answer the question, very critical, only use the given sources to answer.
     
     The output should be a markdown code snippet formatted in the following schema:
     ```json