If you want to create a page in WordPress which is different from other pages, all you have to do is open the page.php file in the editor and on the very top of the page, add this code:
<? /* Template Name: An arbitrary page name */ ?>
Save the file under a different name than page.php. The best names are those which describe what is on that page, home.php, contact.php, gallery.php, etc.
The next step is to set up your new custom template pages in a folder with other pages. After that you need to create a new page in WordPress, and assign her the new pattern by selecting one in the drop-down menu on the right.e.