'On time delivery and Mom is pleased which is of the utmost importance. Colors are stunning and it sure brightens the room. We received compliments from all the visitors. Thanks you have been a blessing.'
'flowers were gorgeous! Thank you so much also for prompt delivery.'
'The flowers I sent to my Sister in the Hospital were delivered on time. When I talked to her, she said they were just beautiful. They really made her day. She received so many compliments on them from her nurses and visitors. Thank you so much for sending such a beautiful arrangement, just like I ordered. I will remember you in the future.'
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.