'WELL DONE, FAST AND EFFIECENT. Like the option of ordering flowers right off the funeral's web site.'
'The flowers were beautiful, and delivered on time. Thank you.'
'Ordered flowers last minute for a funeral in a different state from which I live in. I ordered the flowers at 11:44 am and they were delivered by 2pm. Couldn't ask for a faster delivery. Thank you so much for making sure my arrangement was there on time!!!'
You won't be able to dismiss this by usual means (escape or click button), but you can close it programatically based on user choices or actions.