500,000 pond

Sir i,ve recive a msg from the mobile no.+923048417432 dated 15-8-2013 @ 12:08pm that i,ve won 500,000 pond in the intl. draw in  london &as per the sender im sending my details at coke buk@live .com & my mobile no. is +923004140268. Adress is Room no. 314 P&D complex - P&D Department punjab civil secretariat lahore.Pakistan.