Hello, Patrick Collins here.
user
Hello, how can I assist you at this moment?
assistant
Can you please help me in booking the ticket from DEN to DCA?
user
Sure, can you please share your trip dates to search for flights availability on this route?
assistant
Sure, my travel dates are 02/20 and 02/22.
user
Wait a moment please.
assistant
Sure,I'll wait.
user
Patrick Collins, there is no flight service available on this route on your provided dates.
assistant
That's ok, thank you for giving the information.
user
Thank you for approaching us.
assistant