If they're using a cab they can't be going too far, and I just want to know their destination.

"You know our destination, while I am not in possession of that fact."

Rick decided not to tell Tom he didn't know his final destination.

There are reasons why you should not know your destination.

Edgar knew his destination and they soon got a taxi.

The soul had known its destination, and brought him out.

Because only he, of all those present, knew their final destination.

I think he knows his destination, and he's driving hard for it.

Although he knew their destination, Cragg followed them to make sure.

I knew my destination, but not how to get there.