Hello.
user
Hello. How can I  help you?
assistant
Charles Wilson here. I would like to book a ticket from SFO to DFW.
user
Your travelling dates please?
assistant
My itinerary travel dates are as follows July 02 and July 04.
user
Do you have any specifications?
assistant
Yes, I would like to board on single connection flight and return time should be in the afternoon.
user
I am sorry no flights found on your route.
assistant
No problem, thank you for the time and information.
user
Thank you for choosing us.
assistant