You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you aid me in booking a flight ticket from DCA to SEA?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, I would like to go on Jan 15th and return back on Jan 17th.

ASSISTANT: May I know your connection limit?

USER: Ensure it is a single connecting flight.

ASSISTANT: Do you have any requirements?

USER: Ensure it is in the economy class.

ASSISTANT: There is a direct flight 1022 of Frontier airlines, can I proceed?

USER: Ok, please proceed for further.

ASSISTANT: May I know your name?

USER: Myself Anthony Gonzalez.

ASSISTANT: Your booking is done in economy class.

USER: Thank you for booking.

ASSISTANT: Welcome.