Hello, I am Timothy Phillips.
user
Hello, how can I assist you?
assistant
I need to attend workshop in Smithsonian Institution at Washington, DCA. Please book me a direct flight ticket.
user
Sure, can I have your planned dates please?
assistant
My travelling dates are from 07/25 to 07/27.
user
Please let me know your origin please.
assistant
My origin airport code is LGA.
user
Sorry, there are no flights with your requirement.
assistant
No issues, thanks.
user
Have a nice day.
assistant