<div class="nested-fields primary">
  <div class="date">
    <%= f.input :primary, as: :string, label: false, placeholder: "Date",
          input_html: { 'data-role' => 'primary-suggestion' } %>
  </div>
  <div class="times">
    <%= f.input :secondary, as: :string, label: false, placeholder: "Time",
          input_html: { 'data-role' => 'secondary-suggestion' } %>
    <%= link_to_remove_association 'Remove Suggestion', f, tabindex: '-1', 'data-timeout' => 1500 %>
  </div>
</div>

<div class="nested-fields primary">
  <div class="date">
    <%= f.input :primary, as: :string, label: false, placeholder: "Date",
          input_html: { 'data-role' => 'primary-suggestion' } %>
  </div>
  <div class="times">
    <%= f.input :secondary, as: :string, label: false, placeholder: "Time, e.g. 11:00am",
          input_html: { 'data-role' => 'secondary-suggestion' } %>
    <%= link_to_remove_association 'Remove Suggestion', f, tabindex: '-1', 'data-timeout' => 1500 %>
  </div>
</div>

Correct placeholder text on nested time fields
Correct placeholder text on nested time fields
