Hello, Raymond Williams here.
Hello, how can I help you at this moment?
Can you please help me out in booking the ticket from DCA to OAK?
Sure, can you please share your trip dates to proceed further?
Sure, my travel dates are 10/26 and 10/28.
Wait a moment please.
Sure, I'll wait for your response.
Raymond Williams, there is no flight service available on this route on your provided dates.
That's ok, thank you for giving the information.
Thank you for contacting us.