Hello,.
user
Hello, how can I help you today?
assistant
I am planning a holiday vacation to Washington from Denver.
user
Sure, may I know your name please?
assistant
I am James Davis.
user
Thank you, could you tell us the journey details please?
assistant
Sure,  my journey dates are June/25 and June/27.
user
OK, could you tell us the airport codes please?
assistant
Airport codes are  CO- DEN to DC- DCA.
user
Do you have any other preferences?
assistant
I have a price limit of 200 with a single connection.
user
OK can you please wait for a while, I will check the availability and let you know.
assistant
OK.
user
Thanks for waiting, we found a flight matching your request. The details are as follows, flight number is 1015 with JetBlue airlines, and price is of 100 with 1 connection.
assistant
OK, please proceed further for booking.
user
OK, your ticket has been confirmed. Is there anything else that I can help you with?
assistant
Thank you for  the information.
user