Hello, myself Kevin Turner.
user
Hello, how may I help you?
assistant
I am planning to book a flight ticket to LAX from PHL, can you please help me out?
user
Sure, may I know your trip dates?
assistant
Sure, my trip dates are 08/15 and 08/17.
user
Sorry Kevin, there is no flights available.
assistant
It's ok, thank you for the information.
user
Most welcome.
assistant