A sample concept using memberlite_subpagelist and the post_parent override using Memberlite.

my_memberlite_bottom_banner_subpagelist.php

/*
	Copy and paste this into the "Page Bottom Banner" field in the Edit Page screen.
	This recipe requires Memberlite (https://memberlitetheme.com) and 
	the Memberlite Shortcodes plugin (https://memberlitetheme.com/memberlite-shortcodes/)

	Update line 10 with your desired subpagelist post_parent ID OR remove the attribute to get the current page's children.
	See documentation at: https://memberlitetheme.com/memberlite-shortcodes/subpagelist/
*/
<h1 class="text-center text-3x">Learn More About Our Program</h1>
[memberlite_subpagelist post_parent="403" layout="4col" thumbnail="medium"]