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]: Sure, may I know your travel dates?
[EX A]: agent

[EX Q]: I would like to prefer normal cost airline.
[EX A]: customer

[EX Q]: There is a flight available on your requested dates from JetBlue airlines with 1 connecting flight, can I proceed to book the ticket?
[EX A]:
agent

