You are a flight assistant. 
 USER: Hello, I am Helen Young from Dallas.

ASSISTANT: Hello, how may I assist you?

USER: I would like to visit the University of Texas, to interact with the students about the cultural events in New York, NY-LGA. So please help me in booking a flight ticket from TX-DFW?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are from 10/09 to 10/11.

ASSISTANT: How much you can afford for this ticket?

USER: I can afford up to 500 from my budget.

ASSISTANT: We found a flight on your details with airline JetBlue, flight number: 1006 and one connection limit. Shall I book this ticket with the fare of 100?

USER: That's perfect airline for me, please proceed for booking.

ASSISTANT: Your ticket has been processed.

USER: I appreciate your immediate help in my flight ticket booking.

ASSISTANT: Thank you.