Hi Zach,
Thank you for creating a post. Here's the full article which goes through Execution Callbacks and shows all variables you can use:
https://subject7.atlassian.net/wiki/spaces/SD/pages/1358790657/Execution+Callbacks
At the moment, we do not have a dynamic variable for dataset names, but you are welcome to create a feature request for it using the link below:
https://subject7.zendesk.com/hc/en-us/community/topics/200136368-Feature-Requests
Regards,
Subject7 Team