Southampton boss resigned to selling Sunderland, Derby target Jones
Burley said: "We move on. It is a shame, but when you have a player who is excellent in this division, Premier League clubs will be interested.
"It is not getting any easier. I do not want to lose Kenwyne, but the scenario is what it is.
"You do not want to have to sell your best players, but sometimes other issues take these things out of your hands."