Hello.
Hello, how can I assist you today?
I am Jacob Lee. I would like to visit Dallas, help me in booking my flight ticket from DEN to DFW.
Sure,  Can you please provide your travelling dates?
My travelling days are from 04/03 to 04/05. With single connection.
Ok, Please wait a moment.
Sure.
Thank you for waiting, There is a  Delta airline  with single connection and price 100.
Please proceed with booking.
Your ticket has been confirmed.
Thank you for your kind service.
Thank you for availing us.