Hi.
Hello. How can I assist you now?
Can you book a flight ticket from IAH to PHL?
Sure, I am happy to help you with that. Can  I have your travel dates please?
My trip dates are 08/21 and 08/23.
Ok, please let me know your class preferences.
I prefer business class.
Do you have any other specifications?
I want a connecting flight.
Can I have your good name please?
Jack Lewis here.
Sorry Jack Lewis, no flight is available to you on your dates.
That's ok, thank you for checking.
Thank you for choosing us, have a good day.