You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Nicholas White. I would like to book a ticket from AUS to LAS, can you help me?

ASSISTANT: Sure, I am here to help you. Could you please let me know your travel dates?

USER: My travel dates are 12/31 and 01/02.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: There is a flight available with AA airlines and the ticket fare is 100 only. Is that ok for you?

USER: You can book it.

ASSISTANT: Nicholas, your ticket is booked and your flight number is 1005.

USER: Thank you for booking.

ASSISTANT: You are most welcome and thank you for choosing us.