puzzle to ponder

You are driving down the road in your car on a wild, stormy night, when you pass by a bus stop and you see three people waiting for the bus

* An old lady who looks as if she is about to die.
* An old friend who once saved your life.
* The perfect partner you have been dreaming about.

Knowing that there can only be one passenger in your car, whom would you choose?

Hint: You can make everyone happy.