Booking Paket Wisata
$merchant_id = get_field('merchant_owner', $_POST['paket_id']);update_field('merchant', $merchant_id, $booking_id);
update_field('total_harga', $total_harga, $booking_id);
update_field('dp', $dp, $booking_id);
update_field('sisa_pembayaran', $total_harga - $dp, $booking_id);
update_field('status_pembayaran', 'DP', $booking_id);