The Target has been told, he can leave the club at the end of the season:

Atlanta forward Franck Kessie has been reportedly told he can leave the Serie A outfit after the end of the season.
The highly-rated 20-year old Ivory Coast international has been linked with several Premier League clubs including United and Sky Sports Italia has reported that the forward can make a move in the summer, paving the way for the suitors to make a bid.