Barcelona star Dembele has been linked with Arsenal and Liverpool.
The France international signed as a replacement for Neymar last year in a £134million transfer.
Liverpool have already expressed an interest in him.
Arsenal have also been linked with him as Unai Emery is keen to reunite him with former Dortmund player Pierre-Emerick Aubameyang.
However, Ousmane Dembele will not be leaving for Arsenal or Liverpool this summer, according to reports.