Outlook Quarantine message will look like this. You can click on Review Message.
Another way to view quarantine is to open a web browser and navigate to either:
https://security.microsoft.com/ (click on Review, then click on Review Quarantine)
or
https://security.microsoft.com/quarantine?viewid=youremail@pgst.nsn.us
Check the message(s) you want and select and option Release, Review, Delete from quarantine, Block Sender. If you don't see an option, click on More or the three dots.
This will send a report to the IT department to review the User reported emails