You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I need to attend a business meeting at Seattle, WA-SEA on 09/18, so can you help me with the booking?

ASSISTANT: Sure, could you please provide the source city and date?

USER: Yes, my source : Boston, MA-BOS and my return date is on 09/20.

ASSISTANT: OK, please wait a moment.

USER: OK.

ASSISTANT: Thanks for waiting, there is a flight 1007 in airline Hawaiian available on that dates with price 200. Shall I proceed with the booking?

USER: Yes, please proceed with this booking.

ASSISTANT: OK, may I know your name for booking the ticket?

USER: Yes, you can call me as Donna Thompson.

ASSISTANT: OK Donna Thompson, your booking is done. Have a great journey!.

USER: Thank you for your service.