Classic Life Events in process when convert to Fluid - how to handle?

Classic Life Event activity guide instances will not be accessible after we go live with the Fluid Life Events.  The AG Instance will have to be deleted because the user can't access it and they cannot create a new Fluid Life Event while the Classic exists.  How are other groups handling this?  We have an App Engine that is going to delete the Classic Life Events.  I don't see any way to create a Fluid Life Event on behalf of the employee.  It doesn't appear that there is an admin page that will allow us to create the corresponding Fluid