Hello.
Hello, how may I serve you today?
Can you help me to book a flight ticket from DEN to IAD?
Sure, please share me your trip dates.
My trip dates are 19 to 21 of July.
Do you need direct flight or connecting flight?
I need a connecting flight.
For booking, we need your good name. Please mention it.
I am Betty King.
 Would you let us know if you have any other preferences?
No.
Thank you for waiting and we have found a flight in an economy class with 1 connection in United Airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?
Please proceed.
Your booking is done with flight number 1028.
Thank you for helping me.
Thank you for choosing us.