Hi.
Hello, how may I serve you today?
I want to book a flight ticket from Washington, can you please book a ticket in business class?
Sure, may I know your travelling dates?
My travelling dates are Oct 13 and Oct 15.
May I know your connection limit?
    I need a connecting flight.
Which class do you prefer?
    I have mentioned above.
At what time do you travel?
I want to depart at evening.
Can I know your airport codes?
My airport codes are IAD and ATL.
May I know your name?
        My name is Melissa Gonzalez.
There are no flights available.
That's ok, thank you for the response.
Thank you for choosing us.