Hello. Myself Gary Davis.
user
Hello, How can I serve you?
assistant
I need to travel Washington DC, can you please reserve flight ticket from OAK and DCA?
user
Sure, May I know the travel dates?
assistant
My travelling dates are Feb,07 and Feb,09.
user
Please wait a minute.
assistant
I will be waiting for your reply.
user
Sorry, No flights found with your chosen dates.
assistant
That's ok, thank you searching flights.
user
Thank you for availing us.
assistant