How can I setup an autoresponder email

can you customize an email that goes to the person that submits the form? I'd like to have an email that goes to the person that submits and say something a long the lines of, thank you for submitting our form. This is what you picked.

Yes, you are talking about autoresponder. Here is the complete guide on how to do it https://www.jotform.com/help/26-Setting-up-an-Autoresponder-Email

This link explain how email notification and autoresponder works: https://www.jotform.com/help/30-Explanation-of-Email-Notification-and-Autoresponder-Settings