You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of service your looking for?

USER: I am planning to visit Charlotte, will you help me in booking the flight ticket from AUS to CLT?

ASSISTANT: Sure, please share me your travel dates.

USER: My preferable journey dates are May 15 and May 17.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a flight with single connection.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Myself Nicholas Carter.

ASSISTANT: Is there any time concern for you?

USER: No, thank you for asking.

ASSISTANT: We found a Spirit airline and 1002 is flight number with a fare of 100. Shall I proceed?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for helping me in booking the flight ticket.

ASSISTANT: Thank you for availing us.