GlideDialogWindow is depricated:
https://docs.servicenow.com/bundle/jakarta-application-development/page/app-store/dev_portal/API_ref...
GlideDialogv3 is the follow up on that, however I don't think it will work on the mobile app.
You might have a look at this:
https://developer.servicenow.com/dev.do#!/reference/api/orlando/client_mobile/cabrillo-modal-namespa...
Or consider a specific page or UI Action to accept the conditions?
