Hi.
user
Hello, how can I aid you?
assistant
I am Andrew Campbell. I want to book a ticket from JFK to PHL, can you help me?
user
May I know your travel dates?
assistant
My travel dates are June 30 and July 02.
user
Ok, please wait I will revert you in a moment.
assistant
Sure.
user
 Sorry to inform you that no flights were available on your travel dates.
assistant
No problem, thanks for your information.
user
 Thank you for availing us.
assistant