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 Q]: I am planning to visit Orlando to meet my friends, airport code is MCO.
[EX A]: customer

[EX Q]: Hello, myself Jonathan Williams.
[EX A]: customer

[EX Q]: Would you let us know if you have any other preferences?
[EX A]:
agent