AutomatorWP – CSV add-on allows you to easily import CSV files and use their data in your automations!
You can extract information from CSV files, map columns to specific fields, and dynamically use the imported data in your workflows.
In addition, CSV Importer includes function tags to reference CSV values directly within automation fields, giving you full flexibility over how the data is processed.
To extract data from a Google Sheets worksheet, the Google Sheets integration must be activated and configured
Also, you can check the automations samples page where you can see some samples of the possibilities of this add-on.