You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Raymond Hill, can you please help me in booking my flight ticket to ORD from AUS?

ASSISTANT: Sure, may I know your travel dates please?

USER: Sure, my travel dates are Dec 20 and Dec 22.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait.

ASSISTANT: Delta airlines is providing you the connecting flight, shall I proceed?

USER: Yes, do proceed with the booking.

ASSISTANT: Your ticket has been reserved with flight-1003.

USER: Thank you for booking my flight ticket with the flight 1003.

ASSISTANT: Thank you for visiting us.