No sample
And with no words either it is a very difficult one. However, it sounds weird but it was actually a very good track, it was also popular but not mainstream. I think most people into trance would know it if they heard it.
Okay I have another clue. My friend had this on a tape also on the tape (don't ask me why) which I take it must have come from the radio, was, Celine Dion 'Think Twice' which was released in 1994. So I'm sure that was the year.