Update app.py

app.py

@@ -97,7 +97,7 @@ def chat_with_ai(user_input, chat_history):
       if references[i].metadata['file_name'] not in ref:
         ref.append(references[i].metadata['file_name'])
       # pages.append(references[i].metadata['page_label'])
-    complete_response = str(full_text) + "\n\n" + "references:" + str(ref)
+    complete_response = str(full_text) + "\n\n" + "references: " + str(ref)
     if ref !=[] :
       chat_history.append((user_input, complete_response))
       ref = []