Hi, I am Amy Carter.
user
Hello, how can I help you today?
assistant
   I have to book a flight ticket  that I am unable to do, could you please help me in booking flight ticket on dates 03/16 and 03/18?
user
Sure, kindly share your airport codes.
assistant
My airport codes are PHL and CLT.
user
Is  there any other specifications on your trip?
assistant
I need a connecting flight which should return afternoon.
user
Ok, please wait a moment.
assistant
Ok, take your time.
user
Sorry to say, no flights found with your requirement.
assistant
That's ok, thank you for the help.
user
Thanks for reaching us.
assistant