You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

USER: Can you please help me in booking a flight ticket from SEA to IAD?

ASSISTANT: Sure, I am happy to help you with that. May I know your travelling dates?

USER: Sure, my travel dates are from July 10 to July 12.

ASSISTANT: Do you have any connection limit for your journey? May I know your other specifications, if any?

USER: I would prefer connecting flight for my journey. No more specifications.

ASSISTANT: Let me know your name to proceed further for documentation purpose.

USER: Myself Melissa Green.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: American Airlines is providing you the connecting flight in business class, shall I confirm it?

USER: Ok, please proceed.

ASSISTANT: Your flight has been reserved with flight 1010.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us, have a good day.