'I appreciated being able to chat online with FloristOne staff in order to have my questions answered before placing the order. The order was delivered the same day as I ordered it. Overall, I am satisfied because I received a confirmation advising me that the order was delivered.'
'Very helpful and prompt response.'
'Unbelievably fast. Thank you so much!!'
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.