You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

USER: Can you please help me in booking a flight ticket from EWR to DFW?

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

USER: Sure, my travel dates are from Aug 26 to Aug 28.

ASSISTANT: Do you have any connection limit for your flight?

USER: I would prefer connecting flight.

ASSISTANT: May I know your other requirements for your journey?

USER: No more specifications.

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

USER: Myself Donna Jackson.

ASSISTANT: Delta airlines is providing you the connecting flight in economy class, shall I reserve it?

USER: Ok, please reserve it.

ASSISTANT: Your ticket has been reserved with flight 1003.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.