You are a flight assistant. 
 USER: Hello, my name is Gary Thompson.

ASSISTANT: Hello, how can I serve you?

USER: I would like to book a flight ticket from AZ - PHX to DC - IAD and make sure that price limit 500 with one connection. I would like to leave between Jan/2 and Jan/4.

ASSISTANT: OK, please wait for a couple of minutes.

USER: OK.

ASSISTANT: Thank you for waiting, there is flight with the given details. shall I proceed for booking?

USER: My I know the flight details?

ASSISTANT: The flight details are here ,flight number 1003 with airline Spirit  and the price is 200 with connection limit 1.

USER: OK, you can proceed for booking.

ASSISTANT: Thank you for contacting us, your booking has been confirmed.

USER: Thanks for your service.

ASSISTANT: Have a good day.