You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you for today?

USER: I am Lisa  Clark, planning to make a round trip from SEA. Please help me in booking my ticket.

ASSISTANT: Sure, I will help you. May I know your travelling dates?

USER: Sure, my travelling dates are from 07/27 to 07/29.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: There is a flight available for you with 1 connection and cost is 200. Shall I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket is booked in 1002 flight.

USER: Thank you for your help.

ASSISTANT: Welcome.