Cancelling Payment with Order - interacting with created Credit note

In circumstances where a customer raised an order and ticks Payment with Order and Invoice immediately, and then the customer cancels. If you cancel the order it prompts that a credit note will be created. It creates and posts the credit note but the user wants to add extra description to the credit note. It would be good during the process if you have an option to add a message or update the description in some way to help the recipient with more detail