Migrating AD accounts

[Cmdletbinding()]
Param ([Parameter(Mandatory = $true, ValuefromPipeline = $true, ValuefromPipeLinebypropertyName = $true, Position = 1 )]$User,
    [parameter(Mandatory = $True, ValuefromPipeline = $true, ValuefromPipeLinebypropertyName = $true, Position = 2 )]$OU,
    [parameter(Mandatory = $True, ValuefromPipeline = $true, ValuefromPipeLinebypropertyName = $true, Position = 3)]$ObjectName,
    [Parameter(Mandatory = $True, ValuefromPipeline = $true, ValuefromPipeLinebypropertyName = $true, Position = 4)]$SamName,
    [Parameter(Mandatory = $True, ValuefromPipeline = $true, ValuefromPipeLinebypropertyName = $true, Position = 5)]$DisplayName,
    [Parameter(Mandatory = $True, ValuefromPipeline = $true, ValuefromPipeLinebypropertyName = $true, Position = 6)]$UPN,
    [Parameter(Mandatory = $True, ValuefromPipeline = $true, ValuefromPipeLinebypropertyName = $true, Position = 7)]$Email
)
#$RidMaster1 = "RID Master servers"
#$RidMaster2 = "Target RID Master server"

Try { 
    $RetailAccount = Get-aduser -Identity $user -Server $RidMaster1 -Properties Manager 
    if ($null -ne $RetailAccount) {
 
        Write-Output $RetailAccount 

        $RetailAccount | Move-adobject -Targetpath $OU -targetserver $RIDMaster2 -Confirm 

        Write-Host "

Waiting on Replication 20 seconds

" -ForegroundColor Green

Start-Sleep -Seconds 20

    }    
}
Catch {
    if ($null -eq $RetailAccount) {
        Write-Error "User not found Please confirm user account name!" -ErrorAction Stop
    }
}




Try {
    $MigratedAccount = Get-aduser -Identity $user -Server $RidMaster2 -Properties manager
    if ($null -ne $MigratedAccount) {
        
        Write-Output $RidMaster2
        
        $MigratedAccount | Rename-Adobject -NewName $ObjectName -Server $RidMaster2  -Confirm 

        Write-Host "Waiting on replication 10 second" -ForegroundColor Green

        Start-Sleep -Seconds 10
        
        $MigratedAccount | Set-ADUser -DisplayName $DisplayName -UserPrincipalName $UPN -EmailAddress $Email -Server $RidMaster -Confirm

        $MigratedAccount | Set-ADUser -SamAccountName $SamName -Server $RidMaster2 -Confirm

        Write-Host "

    Waiting on Replication 5 seconds
    
    " -ForegroundColor Green
        
        Start-Sleep -Seconds 5

        
        $UPdatedSAM = Get-aduser -Identity $SamName -server $RidMaster -Properties DisplayName, Manager, EmailAddress
        
        Write-Output $UpdatedSam
    } 
}
Catch {

    If ($null -eq $RidMaster2) {
        Write-Error "Can not find account name"
    }
}