'you have filled 2 orders for me in the last week or so, and my cousin, Luanne, was overwhelmed by the beautiful arrangements - thank you so very much - especially appreciated at a difficult time for our family - your service gets the highest rating possible'
'I was very short on time and using your service was a great help! Thank you very, very much! 6 Stars!'
'Amazing job and thank you for getting the beautiful bouquet 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.