Thank you for your response here is my code
<?PHP
$link = mysql_connect("****","*****","");
mysql_select_db("****");
$query = "SELECT designer_name FROM designer WHERE left (designer_name,1) ='c'";
$results = mysql_query($query);
echo "<?xml version=\"1.0\"?>\n";
echo "<designers>\n";
while($line = mysql_fetch_assoc($results)) {
echo "<designer><![CDATA[ <br />" . $line["designer_name"] . "]]> </designer>\n";
}
echo "</designers>\n";
mysql_close($link);
?>