You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Emma Wright here. Please help me out in booking the ticket from IAD to SEA.

ASSISTANT: Sure Emma, may I know your dates of travel please?

USER: My trip dates will be 04/16 to 04/18.

ASSISTANT: Ok, wait for a moment please.

USER: Ok, take your time.

ASSISTANT: I found a flight with the connecting flight of fare 200 and the airline is naming as AA, shall I proceed with this booking?

USER: Please proceed further.

ASSISTANT: Ok, your booking is done with the flight number 1003.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a safe journey.