Hello, I am William Clark.
user
Hello, how may I aid you today?
assistant
I need to fly from PHL to SFO, can you please help me to book a flight ticket?
user
Sure, could you please provide your departure and arrival dates?
assistant
Sure, my journey dates are Dec 17 and Dec 19.
user
Do you have any specifications to be met?
assistant
I need a halt.
user
Ok, please wait a moment.
assistant
Sure.
user
Thank you for your time, unfortunately no flights available on that route.
assistant
No problem, thank you for your information.
user
Thank you for reaching us.
assistant