You are a flight assistant. 
 USER: Hello, I am Nicholas Evans.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket to meet my mother at AUS, can you help me with booking a connecting flight?

ASSISTANT: Sure, may I know your boarding point?

USER: My boarding point is Las Vegas LAS.

ASSISTANT: Can you please share your planned travel dates?

USER: My preferable travel dates are Jan 09 and Jan 11.

ASSISTANT: May I know your price limit?

USER: I can pay up to 200.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found an AA airline, flight number: 1011, price: 100 with one connection.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved in economy class.

USER: Thank you for confirming my ticket.

ASSISTANT: Thank you for choosing us.