Update LG_agent.py

LG_agent.py

@@ -71,6 +71,7 @@ def assistant(state: AgentState):
             "Do not assume the existence of files or media unless they are explicitly mentioned. Do not call tools like transcription unless an actual file or media reference is present.\n"
             "After every tool call, always analyze the result and continue reasoning to arrive at a final answer.\n"
             "Never treat tool outputs as final — interpret them and continue solving the task step-by-step.\n"
+            "When the question specifies an answer format (e.g., a number, list, or code), respond **only with the final answer** in the required format. Do not add explanations, quotes, or set notation. Output exactly what is requested.\n"
             "Finish with a clear and concise answer, such as 'The answer is: right'.\n"
             "\nAvailable tools:\n"
             f"{tool_descriptions}"