Hello, I am Jeffery Davis.
user
Hello, how can I help you today?
assistant
I need to book a flight ticket as I need to meet my family friend on 05/01 and return on 05/03, can you help me with it?
user
Sure, may I know your airport codes?
assistant
I would like to travel from DC-DCA to NY-LGA.
user
Ok, please wait a moment.
assistant
Ok, sure.
user
Sorry to inform, no flight found with your requirement.
assistant
That's ok, thank you for the information.
user
Thanks for reaching us, have  a good day.
assistant