please help me.
One the Marriott main page. top left, 3 little lines. Click on them. Opens a menu. Go down to Marriott Rewards. Click on the + sign then click on Use Points.
(There may be other ways to navigate to that page)
Now click on Travel and Unwind. The header, not any of the options listed under the header.
Takes you to a new page. Go down the page to see "Airline and Travel Awards". Click and you're there.