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:
Put me down for coffee with the girls on Saturday morning.

Ex Output:
user


Ex Input:
Can you schedule a doctor appointment on February 8th at 8 am?

Ex Output:
user


Ex Input:
I have to get my wife a gift by friday and do the financial reports by Wednesday at 3 pm.

Ex Output:

user