ICC international cricket prize by united kingdom of british pounds £500000

First I got a message from mobile no.+91-7838409926(mr.John morris diplomat of london )& send all my details email on:ICC~cricketwinnersprize@consultant.Com to claim against mobile draw prize of £500.000.00 British pounds then after 5 days I got a call from landline no.+91-1165818805(by mr.Kunal gupta)from new delhi custom office (his personnel no.+91-9717741962) asked me to deposit the rs.17520/-As registration fees of new delhi custom dept.Now his mobile getting switched off from yesterday . Now mr.John morris diplomat of london contact with me from yesterday from mobile no.+91-7838409926 continuously from yesterday .He gose to to rbi new delhi and asked to fill the from sent by rbi new delhi.So I fill and submit it to rbi new. Now I think the money is lost . So pl help me. From :bhayya arjun kamble contact no.:9096706064 / 6613 pl help me to get my money back mr.Kunal gupta has given a acct no.31548876927 of mr.Shekhar suman ,sbi branch :islampur district:nalanda (bihar)in this account I deposite the money rs.17520/-