Hi.
user
Hello.
assistant
I am Mary Taylor.
user
How can I aid you?
assistant
Can you help me in booking from PHL to LAS, as there is a business meeting to attend?
user
Sure, may I know your planned travel dates to check for the flight availability?
assistant
My trip dates are Nov 15 to Nov 17.
user
Do you have any specifications?
assistant
I need a connecting flight which depart in evening.
user
Sorry to say, there are no flights available for your desired intent.
assistant
No issue, thank you.
user
Thank you for reaching us.
assistant