Hi.
Hello, how may I aid you today?
Could you please check the flight availability in business class?
Sure, can I know your specific airport codes please?
I am heading to LAS from DCA.
 When you are willing to travel?
I want to travel on May 12 and return on May 14.
 Would you let us know if you have any other preferences?
I need  a single connecting flight.
For booking, we need your good name. Please mention it.
My name is Edward Gonzalez.
Sorry to say that, there are no flights available on the routes of your journey.
Not a problem, thank you.
Thank you for reaching us.