In this task, you are given a dialogue from a conversation between an agent and a customer. Your task is to determine the speaker of the dialogue. Answer with "agent" or "customer".

Ex Input:
Can you please share your trip dates?

Ex Output:
agent

Ex Input:
Your booking is confirmed.

Ex Output:
agent

Ex Input:
I am Carol Taylor. Due to some personal issue, I want to change my recent reservation, can you help with this?

Ex Output:
customer