You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Jerry Nelson.

ASSISTANT: Jerry, how may I help you?

USER: Can you please help me to book my flight ticket from LAS to BOS?

ASSISTANT: Please provide your trip dates.

USER: Sure, I will depart on 11/27 and return on 11/29.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: AA airlines with flight 1002 is available.

USER: That's fine, you can book the ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you very much.

ASSISTANT: Thank you for choosing us.