This is an old old song, I would guess that the song might be "Waltz of the Wind" But the lyrics are

It was there in your arms all alone in the moonlight The trees played the waltz of the wind, it was there that I knew I would love you forever, and the trees played the waltz of the wind. The stars up above look down in your eyes and told me that the night would never end, I'll be dreaming of you till we meet tomorrow and dance to the waltz of the wind.

I think it was one he learned as a child living in Texas, but that's all the information that I have