Why do you need to know?

So I can start a conversation with someone in a witty matter...

Who?

A male I find attractive

There's always hi. Or ask him about something that he's interested in.

"Can I have an apple?" Always works. But only with ginger children.

How much does a polar bear weigh?
Enough to break the ice- hi I'm (insert name)

Ok obviously you didn't see what I did there, the more room that you have to improvise the better, start with asking a question and work your way up

Ah. See I just thought you were askong questions you didnt really need the answer to, and that were slightly redundant.