Forums Scripts & Popups Simple script

Hello, I need to write a script so when somebody says my nick in private it plays a sound I have got something but it doesn't work

alias dingding { splay $mircdirsounds\misc\dingding.wav }

on *:text:*:*:{ if ($me isin query) {
dingding
echo -at $nick has mentioned your nick in private
}
}