Hello.
Hello, how may I assist you?
I am Patrick King. I need to attend a wedding in Oakland. Can you book a ticket from IAD to OAK?
Sure, can you please help me with your travelling dates to search a flight?
I want to travel on 08/16 and 08/18.
May I know your connection limit?
It is 1.
Sorry to inform you, there is no flight is available for you.
That's ok.
Thank you for choosing us, have a nice day.