Hello, I am Ruth Campbell.
Hello, how can I help you today?
I would like to travel from DEN to DFW. can you please help me to book a ticket?
Sure, when are you willing  to travel?
My travelling dates will be on 09/25 to 09/27.
Ok, any other requirements?
I need a connecting flight.
Ok, flight- 1000, airline- Southwest, price- 100 with connection matches your requested details.
You can proceed to booking.
Ok, your ticket has been processed. Thank you for reaching us.