Don’t remember much of the movie, but the ending shows the couple being reborn as children so they could meet and fall in love all over again.
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pori Selected answer as best Dec 9, 2020
“What Dreams May Come” (1998)
https://www.imdb.com/title/tt0120889/
Found out by the questioner in the comments.
pori Selected answer as best Dec 9, 2020
Just figured it out… What Dreams May Come.