SQL ERROR near returning

WITH total$\_$customers AS $($

SELECT COUNT$($DISTINCT customerID$)$ AS total

FROM $"$JVS$\_$Schema".Customer

$),$

returning$\_$customers AS $($

SELECT COUNT$($DISTINCT C$.$customerID$)$ AS Returning

FROM $"$JVS$\_$Schema".Customer AS C

JOIN $"$JVS$\_$Schema".Rental AS R ON R$.$CustomerID$=$C$.$CustomerID

JOIN $"$JVS$\_$Schema".Order AS O ON R$.$OrderID$=$O$.$OrderID

GROUP BY C$.$customerID HAVING COUNT$($O$.$OrderID$)>1$

$)$

SELECT $($returning$\_$customers.returning $/$ C$.$total$)*100$ AS retention$\_$rate

FROM returning$\_$customers AS returning, total$\_$customers AS total;