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".

Q: Elli Parker has no direct reports.

A: agent
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Q: Actually, turns out its a much bigger ordeal, can you make it for 8 hours?

A: user
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Q: Do I have anything with Amy this week?

A:
user
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