app/views/admin/poll/booth_assignments/_search_booths.html.erb
<div class="small-12 medium-6 margin-top">
<%= form_tag(search_booths_admin_poll_booth_assignments_path(@poll), method: :get, remote: true) do |f| %>
<div class="input-group">
<%= text_field_tag :search,
@search,
placeholder: t("admin.shared.search.label.booths"), id: "search-booths" %>
<div class="input-group-button">
<%= submit_tag t("admin.shared.search.search"), class: "button" %>
</div>
</div>
<% end %>
</div>
<div id="search-booths-results"></div>