So, the authorization process is actually working correctly, but you're expecting different emails to be sent, right?
Those are customisations which you will have to write to suit your needs.
You can alter the text which is sent in those emails by editing the corresponding language files.
https://www.zen-cart.com/tutorials/index.php?article=38
https://www.zen-cart.com/tutorials/index.php?article=39



