Hi.
Hello, how may I help you?
Can you please help me to book flight ticket from LAS to PHL?
Sure, may I know your trip dates please?
My trip dates are July 5 and July 7.
Do you have any other requirements?
I prefer a connecting flight which depart in the evening.
Can I know your name please?
Sure, I am Richard Johnson.
Sorry, we regret to inform you that there is no flight available as per your request.
It's ok, thank you for searching.
Most welcome.