Catholic elderly couple looking for a helper

My parents are a catholic couple living in Hong Kong Island. My dad is 80+ years old with good physical conditions my mom is almost 80 years old with early stage of dementia, she is physically fit but may sometimes need help with a walking cane. We are looking for a reliable, kind and patience helper to help my parents with daily household chores like cooking, cleaning and marketing. The helper will have her only spacious room and holiday on Sunday.