Companion Care Needed For My Mother In West Chester

I'm looking for companion care for my mother in her late 70s. She has moderate dementia. We currently have a caregiver with her 3-4 days a week and looking to supplement. We would prefer someone who can handle light housekeeping. Seeking someone to handle meal administration. We're looking for someone to provide companionship. We might ask you to run errands now and then. We ask that you handle transportation as needed. Preferences for a caregiver who is a non-smoker. My mother is very social and enjoys company and people.