Companion Care Needed - Full-time / Part-time

About who needs care: Uses a walker but needs to be monitored when getting up from chair. Needs someone to make lunch, bring water/coffee etc. and possibly supervise PT exercises. No memory/cognitive issues. About the care needs: My husband often sleeps or watches TV while caregiver is there. Hes a retired musician and interested in history as well. Services needed include: companionship, and mobility assistance.