Hi.
Hello. How can I assist you?
I need to book a ticket from DFW to LAS. Could you book a ticket?
Sure. Can I have your planned journey dates?
Departure is Nov, 18 and return date is Nov, 20.
May I know your name?
My name is Alexander Smith.
Let me know your connection limit.
I need connecting flight.
Do you have any specifications?
I prefer to travel in business class.
Please, wait a  minute.
Sure.
Thank you for waiting, there were no flights available that matches your requirements.
Thank you.
Thank you for choosing us.