You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please book me a ticket from LAS to DEN?

ASSISTANT: Sure, can you share your travel dates?

USER: My preferable journey dates are Dec 12 and Dec 14.

ASSISTANT: Do you need any break in your journey?

USER: I prefer direct flight on this route.

ASSISTANT: Any other requirements to be met?

USER: I am preferring to travel in business class flight.

ASSISTANT: Ok, please mention your name to proceed further?

USER: My name is George Taylor.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: We found a direct flight from Hawaiian Airlines having a business class seat with flight number 1005 for fare 500, shall I proceed?

USER: Please reserve my ticket in this flight.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing us.