You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I want to visit Twin Peaks in San Francisco, can you help me?

ASSISTANT: Sure, I can help you out. May I know your travelling dates?

USER: My travel dates are 01/22 and 01/24.

ASSISTANT: Please share your airport codes.

USER: I want to fly from AUS to SFO.

ASSISTANT: Can I know your good name?

USER: I am Sarah Evans.

ASSISTANT: We found a UA airline, flight number:1007 and the price is 200. Can I reserve it?

USER: Yes, please.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.