anchor.diff:                </td>
                 <td>
                   <%= appointment.reference %>
  +              </td>
  +              <td>
  +                <%= appointment.booking_request.created_at.in_time_zone('London').to_s(:govuk_date) %>
                 </td>
                 <td>
                   <%= appointment.status.titleize %>
  
positive.code:           <% @appointments.page.each do |appointment| %>
              <tr class="t-appointment">
                <td>
                  <%= appointment.proceeded_at.strftime('%A, %b %e') %>
                </td>
                <td>
                  <%= appointment.proceeded_at.strftime('%H:%M') %>
                </td>
                <td>
                  <%= appointment.name %>
  
negative.code:         <caption><span class="sr-only">Appointments</span></caption>
          <thead>
            <tr class="table-header">
              <th>Appointment</th>
              <th>Customer name</th>
              <th>Guider</th>
              <th>Location</th>
              <th>Reference</th>
              <th>Requested</th>
              <th>Status</th>
              <th></th>
            </tr>
  