Обратная связь

Приветствую, сразу сильно не пинать, заранее спасибо.

<form id="register-form" class="register-form register" action="php/register.php" method="POST">
<input class="register-input name-input white-input" required="" name="register_names" placeholder="Имя*" type="text">
<input class="register-input name-email white-input" required="" name="register_email" placeholder="Email*" type="email">
<input class="register-input name-phone white-input" required="" name="register_phone" placeholder="Номер телефона*" type="tel">
<select class="register-input white-input" required="" name="register_ticket">
<option value="">...</option>
<option value="Частное Лицо">Частное Лицо</option>
<option value="ИП / Юридическое Лицо">ИП / Юридическое Лицо</option>
</select>
<input value="Отправить заявку" class="register-submit" type="submit">
</form>

и

<?php
$field_first_name = $_POST['names'];
$field_email = $_POST['email'];
$field_phone = $_POST['phone'];
$field_ticket = $_POST['ticket'];
$mail_to = 'info@test.ru';
$subject = 'Заявка на партнерство '.$field_first_name;
$body_message = 'From: '.$field_first_name."\n";
$body_message .= 'E-mail: '.$field_email."\n";
$body_message .= 'Phone: '.$field_phone."\n";
$body_message .= 'Ticket: '.$field_ticket."\n";
$headers = 'From: '.$field_email."\r\n";
$headers .= 'Reply-To: '.$field_email."\r\n";
$mail_status = mail($mail_to, $subject, $body_message, $headers);
if ($mail_status) { ?>
<script language="javascript" type="text/javascript">
//alert('Thank you for the message. We will contact you shortly.');
window.location = 'index.html';
</script>
<?php
}
else { ?>
<script language="javascript" type="text/javascript">
//alert('Message failed. Please, send an email to gordon@template-help.com');
window.location = 'index.html';
</script>
<?php
}
?>

Все приходит кроме номера телефона, что ни так?