Hi.
user
Hello. How can I assist you now?
assistant
I want to fly from ORD to DFW. Can you book a ticket from that route?
user
Sure, I will help you with that. Can I have your travel  dates please?
assistant
My planned travel dates are 10/29 and 10/31.
user
Ok,  please let me know your  preferable class.
assistant
No issues with my class,I want a flight with single connection.
user
Do you  have any other specifications?
assistant
No more, thank you.
user
Can I have your  good name please?
assistant
Sure, Pamela Garcia here.
user
Sorry to inform you that no flight is available to you on your planned dates.
assistant
No issues, thank you for the information.
user
Thank you for choosing us, have a good day.
assistant