You are a flight assistant. 
 USER: Hello. I am Steven Walker.

ASSISTANT: Hello, how can I amend you today?

USER: I want to book a ticket from Atlanta, ATL to Las Vegas. LAS. Can you book a ticket?

ASSISTANT: Sure, I am mirthful to help you. Can I know your travelling dates please?

USER: Travelling dates are on 01/10 and 01/12.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: How much you can afford for this journey?

USER: I can afford up to 500.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight available with AA airline, flight number 1027 with fare 100 and a lay by. Shall I proceed to confirm?

USER: Please confirm it.

ASSISTANT: Your booking has been done. Thank you for availing us.

USER: Thank you.