Sharepoint Creating a Site Collection with PowerShell

Powershell Script to Create Site colletion 

$siteURL = “http://Dell-pc:9999”
$owner = “nrathod”
$template = “STS#0”
$description = “This is a sample site that was built using PowerShell.”
New-SPSite $siteURL -OwnerAlias $owner -name “PowerShell for SharePoint” -Template $template -Description $description