Update app.py

app.py

@@ -699,7 +699,7 @@ chain_gemini,memory_gemini = custom_ConversationalRetrievalChain(
 memory_gemini.clear()
 """
 
-"""
+
 chain = ConversationalRetrievalChain.from_llm(
     condense_question_prompt=standalone_question_prompt,
     combine_docs_chain_kwargs={'prompt': answer_prompt},
@@ -715,7 +715,7 @@ chain = ConversationalRetrievalChain.from_llm(
     verbose= False,
     return_source_documents=True   
 )
-"""
+
 
 """
 # let's invoke the chain
@@ -869,6 +869,7 @@ with gr.Blocks(css=css) as demo:
         gr.Markdown("""## Ask questions of *needs assessment* experts,  
                     ## get responses from a *needs assessment experts*   
                     Ask questions of all of them, or pick your expert below.
+                    Experts only reply based on their prior writings!
                     """ ,
                     elem_id="header")