Tottenham Hotspur in the final week of the summer transfer window rather than return to former club Ajax.The Chelsea ace, 29, is desperate to secure a move away from Stamford Bridge before the window slams shut on September 1 after falling out of favour with boss Thomas Tuchel. Following Todd Boehly's multi-billion-pound takeover, the Blues have shown they are not afraid of splashing the cash to close the gap on Liverpool and Manchester City, spending over £180million on new talent.Marc Cucurella, Kalidou Koulibaly and England star Raheem Sterling have all commanded fees upwards of £30m and Ziyech is unlikely to better his 14 Premier League starts last season if he stays in west London.READ MORE: Besiktas fans give Everton flop Dele Alli epic welcome as he arrives to complete moveDutch outlet AD report that Ajax are keen on pursuing a sensational return for the man they sold to Chelsea for £33.3m a year ago, whilst Tottenham and Manchester United also hold a firm interest.