Hi.
user
Hello. How may I assist you?
assistant
Find a flight for me from IAD to DFW, to meet my brother to celebrate his birthday.
user
Sure, may I know your planned travel dates please?
assistant
Ok, my travel dates are from Jan 31 to Feb 02.
user
May I know your name please?
assistant
Sure, I am Timothy Gonzalez.
user
Do you need a break in between your journey?
assistant
I need a connecting flight.
user
May I know your other requirements?
assistant
I need a flight in business class.
user
Timothy Garcia, no flights has been found on your planned travel dates.
assistant
It's ok, thanks for checking.
user
Thank you for reaching us.
assistant