You can click on the link in the email they sent you to confirm your reservation. This will take you to your reservation page.
I did the same thing, and this is the only way you can see your reservation.
How the tables have turned! I can give some advice about Barbados. We love the Fairmont Royal Pavillion (stayed there twice) we are renting a villa this time...Sugar Hill Illusion is what it's called...from what I can tell, it will be insane