You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from LAS to DEN, can you please help me for booking?

ASSISTANT: Sure, let me know your travel dates?

USER: I would like to travel on 08/16 to return on 08/18.

ASSISTANT: Could you want to have a break in your journey?

USER: Yes, I need a direct flight.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Any other requirement to be met?

USER: No.

ASSISTANT: May I know your name please?

USER: Shirley Hall.

ASSISTANT: We found a direct flight with American Airlines having an economy class seat with flight number 1012, shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your booking is reserved.

USER: Thanks for your information.

ASSISTANT: Thank you for connecting with us.