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".

Input: Consider Input: Add watch QVC Thursday night from 5:15p to 3am

Output: user


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

Output: agent


Input: Consider Input: Can you also add my hair appointment on Sunday from 1 pm to 3 pm at the hair salon


Output: user