You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

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

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, my travel dates are from July 05 to July 07.

ASSISTANT: Do you have any limit on maximum number of connections?

USER: I would prefer connecting flight.

ASSISTANT: Can I know your class preference for your journey? May I know your airline preference?

USER: I prefer economy class. I would prefer not to fly in a low-cost airlines.

ASSISTANT: Let me know your name to proceed further.

USER: Myself Donald Moore.

ASSISTANT: American airlines is providing you the connecting flight in economy class, shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been reserved with flight 1027.

USER: Thank you for booking.

ASSISTANT: My pleasure.