Use "rest room" in a sentence

1. May I use the rest room?

2. Right, and every person on those guests lists had access to this rest room.

3. Some parents wait until the opening song to take their young ones to the rest room.

4. We can tidy up the rest room after each use, leaving it clean for the next person.

5. 6 Women workers employed as wipers in the roundhouse having lunch in their rest room, Chicago and Northwest Railway Company.