You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Larry Harris from Seattle. Can you please help me in flight ticket booking process from SEA to DCA?

ASSISTANT: Sure, can I know the travel dates please?

USER: Thank you for your positive response, I want to take off on 06/26 and please confirm my return ticket also on 06/28.

ASSISTANT: Ok, wait a moment please.

USER: Ok.

ASSISTANT: There is a flight in JetBlue airline with price 200, can I book it?

USER: That's perfect, please confirm this flight ticket for me.

ASSISTANT: Your ticket has been booked with flight number 1005.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.