Hello.
Hello, how can I aid you today?
Can you please book a flight ticket from IAH to PHL?
Kindly mention your travelling dates?
Thank you. I have planned my travel dates as Sept 05 and Sept 07.
Is there any connection limit for you?
Yes, I am looking for direct flight.
May I know your name?
Sure, myself George Davis.
Ok, please let me know if you need anything else in the mean while I will check.
I do not  have any other specifications.
Ok, please wait a moment.
Sure, take your time.
Sorry George Davis, based on your specifications we haven't found any flights in airline database.
That is fine, no problem. Anyway, thank you for your time.
Thanks for contacting us.