Listing all pages in one template

Can You please help me?? I want to know that how can sort the pages with this code. Like if i want to make home page first then about page then services on one page . Then how can i sort them using following code

Thanks in Advance ??

<?php $pages = get_pages();
foreach ($pages as $page_data) {
$content = apply_filters(‘the_content’, $page_data->post_content);
$title = $page_data->post_title;
$slug = $page_data->post_name;
echo “<div class=’$slug’>”;
echo “<h2>$title</h2>”;
echo $content;
echo “</div>”;
}
?>