They didn't say that
Here is my translation (that's what I understand ; I can be wrong).
Q : Do you have any informations about XIII or are we going to get any at TGS 08 ?
A : Sorry, we can not say anything on this game and projects (on XIII) at TGS.
link : http://www.jeux-france.com/news27492_interview-crisis-core-ff-vii.html