You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I amend you today?

USER: I want to book a ticket for a business trip at Seattle, WA - SEA. Can you please book a ticket from Washington, DC - DCA?

ASSISTANT: Sure, may I know on which dates you willing to travel?

USER: I will depart on 11/28 and return on 11/30.

ASSISTANT: May I know your name please?

USER: Sure, I am Brandon Edwards.

ASSISTANT: We found a connected flight with 1002 Hawaiian airlines and the fare of 200. Shall I proceed to booking?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.