Hello,.
user
Hello, how can I aid you?
assistant
I am Joseph King. Can you help me in booking my flight ticket from DFW to OAK?
user
Sure, can I have your trip dates please?
assistant
02/26 - 02/28 are my travel dates. I need  a connecting flight.
user
Thanks for the details. There were no flights available with your criteria.
assistant
Ok, no issues. Thank you for assisting me.
user
Thank you for reaching us.
assistant