Hello.
user
Hello, how may I serve you?
assistant
I want to attend my business meeting, so please book my ticket from LAS to EWR.
user
Sure, I will help you. Please send your travelling dates.
assistant
My itinerary dates are Aug 12 and Aug 14.
user
Do you have any preferences?
assistant
I prefer business class in a connecting flight.
user
May I know your name?
assistant
Eric Wright here.
user
Sorry, there is no flight available with your requirements.
assistant
No problem, thank you.
user
You are welcome, have a nice day.
assistant