Just saw this on one of my online news feeds and thought their may be some folks who want to take advantage of this. I have not looked into it, am not endorsing it, and doubtfully will not be using it. Doesn't seem to fit me. But I think for many others out there it might be right up their alley. For what it's worth here is the url.
Stitch - Companionship, Dating, Activities, Travel for Older Adults