On roads and parking lots

Ellie: Mommy, what's dis road called?
Mommy: This one is Jay Rd.
Ellie: And when we go on new road, what's named?
Mommy: Then we turn onto the highway.
Ellie: No, dat's not a highway. It's a low-way.
Mommy: It's called a highway because we can go really fast and our speeds are high.
Ellie: Oh.
...
Ellie: And what's dis road named?
Mommy: This isn't a road. It's just a parking lot.
Ellie: What's da parking lot named?
Mommy: Parking lots don't get names. Only roads do.
Ellie: Why?
Mommy: I'm not sure.
Ellie: Day ran out of names?
Mommy: Sure.
Ellie: Cuz dere's lots and lots of roads, right Mommy!?
Mommy: Yep.
Ellie: And dere's not enough names for da parking lots. Poor parking lots.