Hi, Pamela Campbell here.
user
Hello, how can I aid you today?
assistant
Can you please reserve me a direct flight ticket from DCA to LGA?
user
May I know your travelling dates please?
assistant
My trip dates are 02/29 - 03/02.
user
Just hold on a moment.
assistant
Sure.
user
Unfortunately we did not find any flight on your given information according to your given dates.
assistant
No issues, thank you for  your information.
user
Thank you for availing us.
assistant