Hi.
Hello.
I am Kimberly Davis.
How may I help you?
I am looking for a flight from Oakland, can you help me out in booking flight ticket from OAK to IAD?
Sure, I will help you with that. Can I have your travel dates please?
My trip date are from  Feb 5th till Feb 7th.
Sorry, there is no flight for you on your route.
That's ok, not an issue. Thank you.
Thanks for choosing us, have a nice day.