Is there a way to see whether you have sent a reply in the form submissions page?

Is there a way to see when you reply to a submission on the submission form?

I'm sorry, but that feature is not available on the submissions page. You can see it in the email history section. 

https://www.jotform.com/help/293-How-to-view-all-your-form-Email-History 

Or, you can do this workaround: https://www.jotform.com/help/194-How-to-Assign-a-Status-to-Submissions. After you sent your reply, assign a status that a reply is sent.