Flow administrators can terminate previously submitted telework agreements.
To terminate an agreement search for the Flow agreement in the Completed Folder and click on the Workflow link. 
From the Completed Workflow page, click on the Unlock: Flow Administrator button.
Next, click Terminate Agreement
Provide a reason for termination in the text box and finally click Terminiate
The Agreement will be marked as a terminated status from the Flow Dashboard page and on the Telework reports
