missing parenthesis

app.py

@@ -455,7 +455,7 @@ def main():
                             new_query = reworded_query['rewritten_question']
                             if guest.split(' ')[1] not in new_query and guest.split(' ')[0] not in new_query:
                                 # if the guest name is not in the rewritten question, we add it
-                                new_query = f"About {guest}, " + new_query.lowerleft()
+                                new_query = f"About {guest}, " + new_query()
                             query = new_query
                             
                             # we can arrive here only if a guest was selected
@@ -512,7 +512,7 @@ def main():
 
             
             GPTllm = GPT_Turbo(model=model_nameGPT, 
-                            api_key=openai_api_key
+                            api_key=openai_api_key)
             try:
                 #   inserts chat stream from LLM
                 for resp in GPTllm.get_chat_completion(prompt=prompt,