'The flowers were fresh and beautiful and as described by my choice. I am very pleased with your service. Thank you for your professionalism!!!'
'Excellent service. Thank you very much indeed. Yes i will use your services when the need arises in the future'
'Couldn't be happier!'
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.