send email symfony

// .env

MAILER_URL=gmail://chilum7007:?????@localhost




   private $mailer;
    private $transport;

    public function __construct(\Swift_Mailer $mailer, \Swift_Transport $transport)
    {
        $this->mailer = $mailer;
        $this->transport = $transport;
    }


public function sendMessageFromTo($from, $to,$message )
    {
            $transport = (new Swift_SmtpTransport('smtp.gmail.com', 465))
                ->setUsername('chilum7007')
                ->setPassword('toto007')
                ->setEncryption('tls');

         try {
           $mess = (new \Swift_Message($message))
                   ->setFrom($from, "sensiolab")
                   ->setTo($to)
                   ->setBody(
                    $this->renderView(
                    // templates/emails/registration.html.twig
                           'emails/registration.html.twig',
                    []
                ),
                'text/html'
            );

       $this->mailer->send($mess);

       $this->addFlash('success', "Votre email a ete envoyé");

       }
      catch( \Exception $e)
       {
           $this->addFlash('error', "Error");
       }
    }

    /**
     * @Route("/sendemail")
     *
     */
    public function sendingEmail()
    {

        $this->sendMessageFromTo('chilum7007@gmail.com','serguei.khan@gmail.com', "Votre commande est passée");


        return $this->render("purchase/sendemail-test.html.twig");


    }
}