You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Christine Campbell want to meet my sister at TX-AUS from CA-LAX. Can you book a connection flight?

ASSISTANT: Sure, may I know your depart and return dates?

USER: I will depart on 05/02 and 05/04.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a Delta airline, flight number: 1008, price: 200.

USER: Ok, you can proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER:  Thank you for booking.

ASSISTANT: Thank you.