Hello. I am Benjamin Wright.
user
Hello. How can I help you?
assistant
I want to attend a seminar at Philadelphia on 01/28, can you help me in ticket booking?
user
Ok, please provide me your journey details?
assistant
My return would be on 01/30. And my airport codes are, DFW and PHL.
user
Sorry, no flights are available on your requested dates.
assistant
Ok, no problem. Thanks or the information.
user
Thank you for availing us.
assistant