In this task, you are given an utterance, which is a part of a conversation between a user and an agent. Your job is to detect the speaker. The user usually commands the agent to schedule events, retrieve event information, and check the schedule. While the agent's response is an answer to the user's questions or follow-up questions on the user's command. Answer with "User" or "Agent".

Input: Consider Input: Ok, I won't do anything for now. Let me know what else I can help you with.

Output: agent


Input: Consider Input: I would like to reserve a place for a birthday party for Young-Cheol Lim

Output: user


Input: Consider Input: Can you please cancel my golf outing with Ronald on Sunday?


Output: user