daw/inc/lib/call/phone.php

<?php
header('Content-type: text/xml');
if (isset($_REQUEST['PhoneNumber'])) {
$client = htmlspecialchars($_REQUEST['PhoneNumber']);
}
?>
<Response>
<?php if (empty($client)) { ?>
 <Dial>
<Client><?php echo $client; ?></Client>
</Dial>
<?php } else { ?>
<Say>An Error Occurred. We are sorry.</Say>
<?php } ?>
</Response>