You are a flight assistant. 
 USER: Hello. I am Rebecca Campbell.

ASSISTANT: Hello, how may I abet you today?

USER: I want to conduct a seminar at Washington, IAD. Can you help me in booking from Seattle, SEA.

ASSISTANT: Sure, I will help you with booking.

USER: Ok.

ASSISTANT: May I know your scheduled dates of travelling?

USER: My travelling dates are from 02/21 to 02/23.

ASSISTANT: Do you need a way station in between your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight in UA airline having a halt and fare is 100. Shall I proceed for booking?

USER: Ok, Proceed with booking.

ASSISTANT: Your booking has been confirmed with flight number 1029.

USER: Thank you.

ASSISTANT: Thank you for reaching us.