Change Date Comparison for Advance Booking Period. Using this filter you can prepare date based on to time of the booking.

functions.php

<?php

/** 
 * Change Date Comparison for Advance Booking Period.
 * Using this filter you can prepare date based on to time of the booking.
 * 
 * @param string $time Date and Time String
 * @param string $date Date
 * @param string $from From Time
 * @param string $to To Time
 * @param string $product_id Product ID
 * @param string $booking_settings Booking Settings
 */
function bkap_change_date_comparison_for_abp_callback( $time, $date, $from, $to, $product_id, $booking_settings ) {
	return $date . ' ' . $to;
}
add_filter( 'bkap_change_date_comparison_for_abp', 'bkap_change_date_comparison_for_abp_callback', 10, 6 );