How to solve the travel problem of single elderly people

When signing up for a tour, ask if there are any singles, and you can be a companion. I think if the old people get together and get along with each other, they will soon be able to talk together, so you can report a short and short route first, mainly because your old people had better be cheerful, so that you can make friends on your own initiative and keep company with others even if you have time. Nothing, right?