$AddUsers = Import-Csv $FilePathTicket_Template_Test.csv
Invoke-Command -ArgumentList($AddUsers) -ScriptBlock {
    Param ([PSCustomObject[]]$AddUserDetails)
    foreach ($User in $AddUserDetails) {
        try {
            $Username = $User.PreferredUserName.Trim()
            Write-Host $Username
            $Firstname = $User.FirstName.Trim()
            $Lastname = $User.LastName.Trim()
            $DisplayName = $Firstname + " " + $Lastname