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".

Ex Input:
Also schedule for brunch Sunday at 11:30 am to 1 pm.

Ex Output:
user


Ex Input:
GOOD WORK

Ex Output:
user


Ex Input:
What events do I have called Sell Stuff Online between today and Sunday lasting more than 2 hours?

Ex Output:

user