'I thought the todays special that I ordered was attractive. I have no complaints, and I thank you for getting the Floral basket to the funeral home on time with such a short notice.'
'The flowers were very nice. One exception three carnations were falling off of the base.'
'You delivered on time even after I failed to provide the information on the service.'
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.