Companion Care Needed For My Father In San Francisco

We need companion care to take care of my father in San Francisco. Assistance with medication reminders is needed (he only takes one oral medication daily). We would prefer someone who can handle light housekeeping (including laundry once per week). Additional responsibilities include meal preparation here and there. Duties include providing companionship and social interaction. Part of your responsibilities will include running errands (taking him grocery shopping about once per week). Preferences for a caregiver who is a non-smoker.