Hi, I am Rebecca Hall.
user
Hello. How can I serve you?
assistant
Please help me in booking a ticket from Washington, DC-IAD to reach Chicago, IL-ORD.
user
Sure. Can I know your travelling dates?
assistant
My travelling dates are from 09/18 to 09/20.
user
Do you need any break?
assistant
Yes, I need a break in between my journey.
user
We found a Frontier airline, flight number:1000 and the price is 100.
assistant
You can proceed to book.
user
Your flight ticket has been reserved.
assistant
Thank you for your service.
user
Thank you for consulting  us.
assistant