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:
Update my gaming sesh with Pete to 7pm tonight.

Ex Output:
user


Ex Input:
Change the Date from 27 Jan to 28 Jan

Ex Output:
user


Ex Input:
What will the weather be tomorrow?

Ex Output:

user