Hello.
Hello, how can I help you today?
Can you please book a flight ticket from IAH to ORD?
Sure, we are here to help you. Can you share me your travelling dates?
Thank you.  I have planned my travel dates as Sept 02 and Sept 04.
Do you have any other specifications?
I would prefer business class to travel.
May I know your name?
Sure, myself Gregory Mitchell.
Ok, wait for some time.
Sure, take your time.
Thanks for waiting there are no flights found on your details.
Oh! It is sad to hear. Anyway, thank you for your time.
Thanks for approaching us.