identify a particular page with php

As I understand you want to display your slide in specific pages, so you need to control it using if condition.

debug the code before use,

  1. Only on front page / home page

    is_front_page(); // Use this function

    More reading . https://developer.wordpress.org/reference/functions/is_home/
    https://developer.wordpress.org/reference/functions/is_front_page/

  2. Get Current page name
    $pagename = get_query_var(‘pagename’);

More details , stack overflow answer .https://stackoverflow.com/questions/4837006/how-to-get-the-current-page-name-in-wordpress

  1. Using Advance custom fields , ACF is a free plugin but I think repeater field is paid. anyway it have nice control customfilds.

    Follow this resources
    https://www.advancedcustomfields.com/
    https://www.advancedcustomfields.com/resources/repeater/