Krishna Motor Training School — RC Book not returning

Address: Shop No. 19 Maitri Icon , near Satyagraha school , Sector 19 , kharghar , Navi Mumbai , Maharashtra 410210

Dear sir/ma'am I gave my friends RC book for renew purpose to krishna motor training school kharghar and it's been since last 10 months he has not done any work even though I have paid he full amount /fee ₹8300 of which receipt also I have . But he has not done any work nor he is also returning my RC Book and when I am trying to contact him his phone is switched off and his office is also closed and when I try to take his information I got to know that he has left from here and living in ulwe and because of him I can't drive my car it has become so much headache for me . Please help me out of this so I can get my rc book and money back .