<div class="row conference-attendant-form">
    <div class="col-md-6">
        <input type="text" name="conference-first-name" value="" placeholder="First Name" class="form-control wpcf7-form-control wpcf7-text wpcf7-validates-as-required">
    </div>
    <div class="col-md-6">
        <input type="text" name="conference-last-name" value="" placeholder="Last Name" class="form-control wpcf7-form-control wpcf7-text wpcf7-validates-as-required">
    </div>
    <div class="col-md-6">
        <input type="text" name="conference-phone-number" value="" placeholder="Phone Number" class="form-control wpcf7-form-control wpcf7-text wpcf7-validates-as-required">
    </div>
    <div class="col-md-6">
        <input type="text" name="conference-email" value="" placeholder="Email Address" class="form-control wpcf7-form-control wpcf7-text wpcf7-validates-as-required">
    </div>
    <div class="col-md-12 text-center">
        [submit "Connect"]
    </div>
</div>