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: Easter Monday is on Monday, April 13, 2020.

A: agent
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Q: Make a new meeting today at 4pm called "Budget Meet".

A: user
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Q: I didn't find any events matching "Sell Stuff Online" between today and Sunday the 20th for more than 2 hours.

A:
agent
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