Gallery Acf code

<?php 
$images = get_field('gallery_page');
if( $images ): ?>
  <table>
        <?php foreach( $images as $image ): ?>
          <tr>
                <a href="<?php echo esc_url($image['url']); ?>">
                     <img src="<?php echo esc_url($image['sizes']['thumbnail']); ?>" alt="<?php echo esc_attr($image['alt']); ?>" />
                </a>
                <?php echo esc_html($image['caption']); ?>
            </tr>
        <?php endforeach; ?>
    </table>
<?php endif; ?>