You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Samantha Edwards here.

ASSISTANT: Edwards, how can I help you?

USER: Can you please help me out in booking the ticket from Seattle to DCA? As I'm planning to visit Disney's world over there.

ASSISTANT: Sure, I am here to help you. Can I know your travel dates?

USER: Sure, I want to depart from here on 04/15 and return by 04/17.

ASSISTANT: Let me know your source airport code.

USER: Sure, my source airport code is SEA.

ASSISTANT: Ok, please wait for a while.

USER: Ok, I'll wait.

ASSISTANT: Flight-1010 is available with Hawaiian airlines and the ticket fare is 100 only. Is it ok for you?

USER: That's ok, please proceed for booking.

ASSISTANT: Your ticket is booked successfully and have a great flight.

USER: Thank you so much for booking me the ticket.

ASSISTANT: Thank you for choosing us.