Someone

on *:Text:.kb *:#:{ 
  if ($2 == $null) {
    /notice $nick You didn't enter the user to be kick-banned...
  }
  else {
    if ($nick == Clbyt) {
      /mode # +b $address($2,2)
      /kick # $2 $3-
    }
    else { notice $nick You're not allowed to kick ban people }
  }
}