You are a flight assistant. 
 USER: Hi. Christine Clark here.

ASSISTANT: Hello, how may I help you?

USER: Can you book a flight ticket for my airport codes that is from AUS to ORD?

ASSISTANT: Sure, may I know your trip dates please?

USER: The travel dates are from Feb 22 to Feb 24.

ASSISTANT: Do you have any other requirements?

USER: I prefer a stopover flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Spirit airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: I am fine with the airlines. You can book it.

ASSISTANT: Ok, your ticket is booked with the flight number 1010.

USER: Thank you.

ASSISTANT: Most welcome.