Hi.
Hello, how may I help you today?
Help me in booking a flight from OAK to SFO?
Sure, please share me your trip dates.
My travelling dates are Sept 15 to 17.
Do you need direct flight or connecting flight?
I prefer connecting flight.
For booking, we need your good name. Please mention it.
I am Shirley Lopez.
 Is there any other specifications?
No.
Sorry to say that, there are no flights available on the routes of your journey.
That's ok, thank you.
Thank you for choosing us.