Hello, Raymond Miller here.
user
Hello, how can I assist you?
assistant
I am planning to visit Philadelphia, can you please book me a ticket from DCA to PHL?
user
Sure, may I know your travel dates please?
assistant
My preferable journey dates are from 10/15 to 10/17.
user
Ok, please wait for a while.
assistant
Sure, please search for direct flight on this route.
user
There are no direct flights available on that route with your given details.
assistant
Ok, not an issue. I will find any other alternate for this trip. Thank you for providing information.
user
Thank you for choosing us.
assistant