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]: Kathleen Campbell, here is a connecting flight in economy class with Frontier airlines. Can I proceed with it?
[EX A]: agent

[EX Q]: My travel dates are 06/12 and 06/14.
[EX A]: customer

[EX Q]: Owing to emergency I want to cancel my recent reservation, can you help me with that?
[EX A]:
customer