you would need to add the universal Email behavior to the confirm page.
Set the to address to use the eCartCheckoutForm_email session variable.
in the message use an email friendly Cart Display.
Create a blank page to design the email message. Add an eCart Display to it using the email friendly display.
in Universal Email for, Select the option to Create a file for email message, next to the list of templates, click the folder icon and select the file you created.