You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may i guide you?

USER: I am Christopher Hall. I want to visit Las Vegas from HOU to LAS. Can you find a flight ticket for me?

ASSISTANT: Sure, can I know your preferable dates?

USER: Ok, my planned trip dates are on 02/04 and return on 02/06.

ASSISTANT: I found a flight 1008 of Frontier airlines matches with your preferences, can I proceed?

USER: Please confirm the ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you for spending your valuable time.

ASSISTANT: Thank you, have a good day.