function unenrollQSUser($user, $course)
{
    //**** unenrollUser *****
    $wsdl = "http://ita-provisioner.cis.fiu.edu:8080/axis2/services/QuotaSystem?wsdl";
    $location = "http://ita-provisioner.cis.fiu.edu:8080/axis2/services/QuotaSystem";
    $result = false;
    $context = get_record('context', 'contextlevel', 50, 'instanceid', $course->id);
    $role = get_record('role_assignments', 'userid', $user->id, 'contextid', $context->id);
    try {
        $enrollment = array('enrollmentId' => $role->id, 'courseId' => $course->id, 'userId' => $user->id);
        //$params = array('requestingUser' => $requestingUser,
        //				'enrollment' => $enrollment);
        $client = new SoapClient($wsdl, array('location' => $location));
        $result = $client->unenrollUser($enrollment);
        $result = true;
    } catch (Exception $e) {
        $result = false;
    } catch (SoapFault $soapfault) {
        $result = false;
    }
    return $result;
}