[Resolved]  First Flight Courier Service — Missing of some goods at delivery

Sir, On[protected] I sent a courier from Tinsukia to Gwalior through First Flight courier service a box of gift items (docket no. N[protected] which contained 1/ one piece of sony mp3 player cost Rs.3999 2/ four piece of makeup kit cost Rs.600 approx 3/ one packet of friendship belts cost Rs. 100 approx. which was delivered on[protected] at a torn off stage of the box.when my consignee asked as why the box is torn off they replied that it always comes like that.But I was more surprised to know when my consignee told me about the content inside the box. It contained only 1/ three piece of makeup kit 2/ one packet of friendship belts. The sony mp3 which cost Rs. 3999 was missing and also one piece of makeup kit which cost Rs.150 . I sent more then 3-4 email to gwalior customer care and to the registered office and also to a few other but none of them felt it important to reply to my question.So it if an extreme negligence of First Flight courier service.I have lost approximately Rs.4150 so sir I need your help.