Hi, I am Mark Scott.
user
Hello, how best can I aid you for the day?
assistant
I want to attend a Beer festival celebrations at Washington, can you please book me a ticket with single connection?
user
Sure, could you please provide your corresponding airport codes?
assistant
I want to fly from Chicago, IL-ORD to Washington, DC-DCA.
user
Please share your travel dates?
assistant
My travel dates are from 07/09 to 07/11.
user
OK, please wait a moment, I will check and revert you.
assistant
Ok.
user
Sorry, there were no flights found on your preferred dates.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for opting us.
assistant