Hi, I am Matthew Smith.
user
Hello. How can I help you today?
assistant
I want to go for a death valley adventure at Las Vegas, NV-LAS. Can you  book me a flight ticket from Washington, DC-DCA?
user
Sure, we are happy to help you. Kindly share how much you can afford for the flight ticket.
assistant
I can afford up to price 1000.
user
Do you need any halt in between your journey?
assistant
Yes, I need a stopover in between.
user
Please let me know your preferable travelling dates.
assistant
I want to start on 07/13 and return on 07/15.
user
Thanks for giving the details, just a moment.
assistant
Ok.
user
Thanks for waiting, we are unable to provide flight because there is terminal up gradation at your destination.
assistant
That's ok, thank you for the response.
user
Thanks for contacting us, have a nice day.
assistant