Hi.
user
Hello. How can I assist you?
assistant
I am Mark Williams, can you help me to book a flight with 1 connection?
user
Ok, may I know your travelling airport codes?
assistant
My preferable airport codes are LAS and JFK.
user
Ok, may I know your trip dates?
assistant
My travelling dates are 04/23 and 04/25.
user
Sorry, no flights found on your preferable dates.
assistant
Ok, no problem.
user
Thank you for reaching us.
assistant
Thank you for your time.
user