litespeed-cache-woocommerce-booking-purge.php

<?php 
// Purge cache for new booking
add_filter('woocommerce_new_booking', 'new_booking') ;
function new_booking( $id ) {
	$post_id = url_to_postid( $_SERVER['REQUEST_URI'] ) ;
	LiteSpeed_Cache_API::purge_post($post_id) ;
}

// Purge cache for cancel booking on cart
add_action( 'woocommerce_remove_cart_item', 'ss_cart_updated', 10, 2 );
function ss_cart_updated( $cart_item_key, $cart ) {
  $product_id = $cart->cart_contents[ $cart_item_key ]['product_id'];
	$product_link = get_permalink( $product_id ) ;
	$post_id = url_to_postid( $product_link ) ;
	LiteSpeed_Cache_API::purge_post($post_id) ;
};