Girls, what does it mean to "leave the conversation on a high note"?

Anonymous
They say one of the two (guy or girl) should leave the convo when the convo is on a high note. What does this mean. They also say that that's the time to get the number, not necessarily when they've hit a stalemate and are just trying to get out of the convo
Girls, what does it mean to "leave the conversation on a high note"?
4 Opinion