My HTML form sensd email but does not does not send from data. What could be the proplem? : As an intermediate web developer, I have a problem with my form not send inserted data(the email goes through but form data does not), I don't know if it is form or PHP script.

**HTML**

    <form id="main-contact-form" name="contact-form" method="POST" action="sendemail.php">
				  <fieldset>
                <div class="row  wow fadeInUp" data-wow-duration="1000ms" data-wow-delay="300ms">
                  <div class="col-sm-6">
                    <div class="form-group">
                      <input type="text" name="name" class="form-control" placeholder="Name" required="required">
                    </div>
                  </div>
                  <div class="col-sm-6">
                    <div class="form-group">
                      <input type="email" name="email" class="form-control" placeholder="Email Address" required="required">
                    </div>
                  </div>
                </div>
                <div class="form-group">
                  <input type="text" name="subject" class="form-control" placeholder="Subject" required="required">
                </div>
                <div class="form-group">
                  <textarea name="message" id="message" class="form-control" rows="4" placeholder="Enter your message" required="required"></textarea>
                </div>                        
                <div class="form-group">
                  <button type="submit" class="btn-submit">Send Now</button>
                </div>
					</fieldset>
              </form>
**JS**

    // Contact form
	var form = $('#main-contact-form');
	form.submit(function(event){
		event.preventDefault();
		var form_status = $('<div class="form_status"></div>');
		$.ajax({
			url: $(this).attr('action'),
			beforeSend: function(){
				form.prepend( form_status.html('<p><i class="fa fa-spinner fa-spin"></i> Email is sending...</p>').fadeIn() );
			}
		}).done(function(data){
			form_status.html('<p class="text-success">Thank you for contacting us. We will respond to you as soon as possible</p>').delay(5000).fadeOut();
		});
	});

**PHP**

    <?php
    $name       = @trim(stripslashes($_POST['name']));
     $from       = @trim(stripslashes($_POST['email']));
    $subject    = @trim(stripslashes($_POST['subject'])); 
     $message    = @trim(stripslashes($_POST['message']));
    $to          = 'daniel.vusi696@gmail.com';
    $headers .= "MIME-Version: 1.0";
    $headers .= "Content-type: text/plain; charset=iso-8859-1";
    $headers .= "From: {$name} <{$from}>";
    $headers .= "Reply-To: <{$from}>";
    $headers .= "Subject: {$subject}";
    $headers .= "X-Mailer: PHP/".phpversion();
    mail($to, $subject, $message, $headers);die;
    ?>

Please help as I am stuch here.