Hello. I am Steven Taylor.
Hello, how may I serve you?
I would like to book a flight ticket from DEN to SFO to meet my uncle.
Sure, I will help you. Please send your travelling dates.
My travelling dates are May 1 and May 3.
Do you have any preference related to class?
Yes, I need a business class.
May I know your name please?
I am Steven Taylor.
Sorry, there is no flight available with your requirements.
No worries, thank you for the information.
You are welcome, have a nice day.