updated role

app.py

@@ -92,7 +92,7 @@ def get_top_chunks(query, chunk_embeddings, text_chunks):
 # SEMANTIC SEARCH STEP 6
 
 # Call the get_top_chunks function with the original query
-top_results = get_top_chunks('Is water good?',chunk_embeddings, cleaned_chunks) # Complete this line
+top_results = get_top_chunks('What causes skin cancer?',chunk_embeddings, cleaned_chunks) # Complete this line
 
 print(top_results)# Print the top results
 
@@ -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.'}]
+    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.'}]
     #use string interporlation with variable info
 
     if history: