Hi,.
user
Hello. How can I aid you today?
assistant
Please book a ticket from Washington DC-DCA to Seattle, WA-SEA, for science festival. I'm Kevin Thompson.
user
Sure. Pleas, let me know your price limit to book a ticket.
assistant
Price limit is 1000.
user
When you are planning to travel?
assistant
Travel dates are from 02/19 to 02/21.
user
Please wait, I will search a flight for you.
assistant
Ok.
user
Unfortunately, there are no flights found on your dates.
assistant
Thanks.
user
Thank you for opting us.
assistant