How do I send a responder mail to the users that subscribe the form?

I want to send a mail to the users that subscribe my form, so that they get a conformation mail with copy of the information that they just sent.

I believe this is the information you're looking for:

http://www.jotform.com/help/26-Creating-a-Form-Autoresponder

Please do inform us should you need further help.

Best regards