store the for details in session variables to display the information on the confirmation page.
use the Set Session value behavior to save the sessions.
Go to WebAssist -> Cookies -> Set Session Value
Set the trigger to any form post, for the value, click the lightning bolt icon and select the first form element from the bindings panel, set the name of the session to use the same name as the form element.
repeat for each form element.
now add the Universal Email behavior, WebAssist -> Create Email Message.
if you select he option to create a file to manage the email, the form data will automatically be added to the email message, set the Go To option to redirect t the confirmation page.
on the confirmation page, use the session bindings to display the form data.