Hello. I am Joseph Green.
Hello, how can I aid you?
I want to book a ticket from Seattle to Washington to visit white house. Can you book a connecting flight?
Sure, may I know your travel points?
Airport codes are SEA to IAD.
When do you want to travel?
Travelling dates are 12/06 and 12/08.
Ok, please wait I will revert you.
Ok.
 Sorry, no flights are available on your travel dates.
Ok, thank you.
Thank you for availing us.