Can you retrieve and send data from one form to another existing form?

I'm not sure if I am understanding your question correctly or not but, it seems to me that you want  to send data from one jotform to another jotform on your account.

If that's correct then please see this guide below to learn how to do that:

https://www.jotform.com/help/351-How-to-Automatically-Pass-Form-Data-to-Another-Form