You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am Carol Carter want to visit Charlotte to surprise my mother.

ASSISTANT: Ok, please share me your airport code?

USER:  Journey points are TX- AUS to NC-CLT.

ASSISTANT: Do you have any budget for the flight ticket?

USER: My travel dates are 12/04 and 12/06. I require single connection with price of 1000.

ASSISTANT: Please wait for a while. Thanks for waiting, I found a flight accounting to your details, Airline of Spirit, flight number is 1019. Shall I book the flight ticket?

USER: May I know price limit?

ASSISTANT: Sure, fare for this flight is 100 and it has one connection limit.

USER: You can Proceed.

ASSISTANT: Ok. Your flight ticket has been booked on flight 1019.

USER: Thank you for booking.

ASSISTANT: Thank you, have a safe journey.