['My car broke down recently and I got out to figure out what the problem was.  Someone finally pulled over to look, said he needed to get a few things and left me there waiting']
oh god, what did you end up doing?
Yesterday my car broke down on the side of the road.  I got out and was trying to figure out what the problem was. Someone finally pulled over to help who thankfully knew cars, said they needed to go grab a few things to fix it and left me there waiting.