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:
Will it rain sunday

Ex Output:
user


Ex Input:
Yes, thank you

Ex Output:
user


Ex Input:
The first event between June 1, 2020 and August 31, 2020 is "Appointment" from 10:00 to 10:30 AM.

Ex Output:

agent