Update app.py

app.py

@@ -72,7 +72,8 @@ def respond(message, history, model, approach, system_message, max_tokens, tempe
         elif approach == "cot_reflection":
             final_response, _ = cot_reflection(system_prompt, initial_query, client, model)
         elif approach == 'plansearch':
-            final_response, _ = plansearch(system_prompt, initial_query, client, model)[0]
+            response, _ = plansearch(system_prompt, initial_query, client, model)
+            final_response = response[0]
         elif approach == 'leap':
             final_response, _ = leap(system_prompt, initial_query, client, model)
         elif approach == 're2':