You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Christine Harris. I would like to attend a live music concert at Austin on 01/24, can you please help me with booking a connecting flight ticket?

ASSISTANT: Sure, please help me with source and destination airport codes.

USER: I want to depart from LAS to reach AUS.

ASSISTANT: May I know when will you return from your trip to austin?

USER: I will return back on 01/26.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We have found a connecting flight from Hawaiian airline, number 1008 and the price is 300. Shall I proceed?

USER: Please go ahead with the booking.

ASSISTANT: Your seat is reserved in business class.

USER: Thank you for your assistance.

ASSISTANT: Thank you for contacting us.