Sample lines for creating mail headers PHP

sample.php

<?php

// plain text
        $headers = "MIME-Version: 1.0\r\n";
        $headers.= "From: =?utf-8?Q?" . quoted_printable_encode("Remaayo Int'l Guest House Limited") . "?= <[email protected]>\r\n";
        $headers.= "Content-Type: text/plain;charset=utf-8\r\n";
        $headers.= "X-Mailer: PHP/" . phpversion();

// html
        $headers = "MIME-Version: 1.0\r\n";
        $headers.= "From: =?utf-8?Q?" . quoted_printable_encode("Zest") . "?= <[email protected]>\r\n";
        $headers.= "Content-Type: text/html;charset=utf-8\r\n";
        $headers.= "X-Mailer: PHP/" . phpversion();