Companion Care Needed - Full-time / Part-time

About who needs care: My Father has symptoms of Dementia. Needs help getting to the bathroom and walking. He becomes dizzy and disoriented when standing up. His hobbies were centered around guitars, music, and old cars. About the care needs: They would need to be strong enough to help him get around. the house. They would need to be available during the night to monitor him when he tries to get up and use the bathroom. Sometimes he looses balance and falls when returning from the bathroom. He can not get up after falling. He lives with my mom, but she is in her 80s, so she has trouble helping him. Services needed include: mobility assistance.