Solved: Ballad Duet 90s?

I heart this tune on radio and know that tracks melody before
It is a duet ballad..female vocalise like vanessa williams or natalie cole but?
I tried to hum chorus melody of tune..If you know please help me


Found it "Love Is...By Vanessa Williams & Brian McKnight"

http://www.youtube.com/watch?v=1nnowRLLXsE