Hi.
Hello.
I am Emma Hill.
How may I help you?
Can you please help me in booking the ticket from IAD to DEN?
Ok, may I know your travelling dates?
My travelling dates are 04/13 and 04/15.
May I know your preferences?
   I need a connecting flight.
There is a connecting flight-1026 with price 100, is it fine for you?
Yes, please proceed with booking.
Ok, booking is confirmed with the Southwest airlines.
Thank you.
Thanks for contacting us.