Notify2email.js

 function sendEmailHandler (agent) {
  const {email, name} = agent.parameters;
  const transporter = nodemailer.createTransport({
	host: 'smtp.mail.com ',
  	port: 465,
    service: 'gmail',
    auth: {
        user: 'yourUsername',
        pass: 'yourPassword'
    }
});
 const mailOptions = {
    from: "userID", // sender address
    to: email, // list of receivers
    subject: "Notify2email Demo: Book your AI & Tech Mentoring session 🤖", // Subject line
    html: '<h1>Welcome to the Notify2email AI based Assistant 🤖</h1> <h2>We are going to have a great conversation</h2> <p> 🤖 About AI & technology on the mentoring session, your spot is confirmed!✅ </p> ',
	attachments: 
[{
     filename: attachments,
     path: attachments,
     cid: attachments //my mistake was putting "cid:logo@cid" here! 
}]

};