Dear …
I want to take this opportunity to congratulate you on your wedding. The __(cake/ring/invitation/gown/etc.)__ that you chose is very __(beautiful/classy/etc.)__ and your __(bride/groom)__ will surely love it. It was a privilege and an honor for us to able to help you with that.
On behalf of __(name of company)__, please allow me to extend our best wishes to you and your __(lovely/handsome)__ __(bride/groom)__. May your wedding day, that very special day that binds you two together in love, be a day you’ll fondly remember for all time. A beautiful beginning to a wonderful journey.
We wish for you, a new life together that will be happy, loving and prosperous!
All the best,