What to talk , say or how to date with girls ?

Hi i em 15 and i em at high school now and i don't know what to talk with girls to make them like me.

Or how do i date a girlfriend if i will get one ?

And what to say to make them laugh ?

Can some one give me some tips please ?What to talk , say or how to date with girls ?
if u're good looking then u dont have to do anything..if u r not then u have to work hard...u have to be funny and interested in them(girls)What to talk , say or how to date with girls ?
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