L&t — Got a fake call from l&t named company

Website: [email protected]

I got a fake call from this number ([protected]).and they asks for my details and said we are calling from l&t. We are hiring bulk of engineers for our company need and requirement.i send 2000rs and 500rs for seat confirmation and seat allotement process..I really trusted that person..but then he is asking for another 6800rs from me...now i realised that it was a fake call...please help me to make refund that i send.