Hi. I am Mark Collins.
Hello, how may I help you today?
Can you help me in booking from DFW to LAS, as there is a business meeting?
Sure, could you please provide your departure and arrival dates?
My trip dates are Jul 01 to Jul 03.
Do you have any specifications to be met?
I need a business class.
Ok, please wait a moment.
Sure.
Thank you for your time, unfortunately we have a economy class. Shall I proceed?
No, thank you for checking.
Thank you for opting us.