You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Raymond Roberts. I am planning to attend a music event at SEA. Can you please help me out?

ASSISTANT: Yes, may I know your travel dates please?

USER: I would like to travel on 01/02 and return back on 01/04.

ASSISTANT: Can you tell me your source airport code please?

USER: My source code is IAD.

ASSISTANT: Ok. I have found spirit airlines with one connection.

USER: Yes, you can book it.

ASSISTANT: Sure, I have confirmed your flight ticket.

USER: Thank you for your service.

ASSISTANT: Thank you.