So a 22 year old receptionist took it upon herself to introduce herself to a very wealthy business man just because they worked in the same building which has his name on it? Uh huh.
By 2005, Donald Trump was already a television star.
People like to meet TV stars. They think they know them. They take the TV persona for what the star is really like.
I'm not saying she's telling the truth, but whatever interpretation you're trying to make isn't any more likely to be true.