Hello. I am Katherine Carter.
user
Hello, how may I serve you at this moment?
assistant
Please book a flight ticket from DFW to DEN.
user
Sure, can you please forward your journey dates?
assistant
My journey dates are July 11 and July 13.
user
Do you have any class preference?
assistant
No.
user
Please mention your connection limit.
assistant
I need a single connecting flight.
user
Is there any more preferences?
assistant
I want to return in the evening.
user
Sorry, there are no flights are available matching your preferences.
assistant
Not a problem, thank you for the information.
user
Thank you for approaching us.
assistant