What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
I am not sure if I have understood your question correctly.
Do you want to send submission emails to the email address which is input in your form field?
Yes it is possible to achieve your requirement. You can add an autoresponder in your form and set the "Recipient Email" as your form field. The following guide should help you: http://www.jotform.com/help/26-Creating-a-Form-Autoresponder
Hope this helps.
Do get back to us if you meant to ask something else.