How I can setup a confirmation emails?

Can I automatically send a copy of the form sent to the e-mail address provided by the user in the form?

Please create an Auto-responder email. This will allow you to send confirmation emails to people who fill your form. Please refer to these guides: 

Creating-a-Form-Autoresponder
Notification-Autoresponder-Email-Details

Hope that helps. If you have any questions, let us know. Thank you.