'The plant was absolutely beautiful! Even nicer than the picture! The woman who took the order was so helpful and sweet. A very pleasant experience!'
'My sister was thrilled, the flowers arrived in 2 hours after ordering. It was a lovely arrangement and I appreciated the help o received on the phone when ordering.'
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.