Hello.
user
Hello, how may I assist you today?
assistant
My name is Jeffrey Mitchell. I need a flight ticket with a connecting flight. Can you help me  with booking on 11/21?
user
Sure, may I know your airport codes and other travelling date?
assistant
I would like to attend my Niece birth day party at BOS from CLT. I will be return on 11/23. Price limit is 500.
user
Thanks for waiting, there is no flights found on your given requirements.
assistant
Ok, No problem. Thanks for the information.
user
Thank you.
assistant