<?php if (have_rows('prices')): ?>
    <ul class="no-list lined-list price-list">
        <?php
        while (have_rows('prices')): the_row();
            // vars
            $name = get_sub_field('service_name');
            $price = get_sub_field('price');
            ?>
            <li>
                <?php echo $name; ?><span><?php echo $price; ?></span>
            </li>
        <?php endwhile; ?>
    </ul>
<?php endif; ?>