Deepak Wholesale Electronics - Product not delivered

Respected sir /madam, myself Lokesha P B i was watched the add of iphone ** pro max in facebook page for amount of Rupees *****/- and i contact him through fb messenger and he introduced me named as Deepak Singh but i think his original name is Sumit Thainua (Contact No- +************) he told EMI available down payment of rupees ****/- and every month rupees ****/- continuous ** months have to pay. and i said ok first he asked rupees ***/- then security amount rupees ****/- , ****/-, ****/-,****/-,****/-, and finally *****/-, he was telling that delivery not possible, and everyday he was telling that your parcel in ** kms away to your address like this and delivery boy returned the product etc reasons delivery boy nameed Mukesh sharma (+************) and finally from yesterday he started telling that ill come by flight sir to give you the product so please buy two phones and send another rupees *****/- like this he is telling and he put the message that amount only possible to return rupees *****/- and that to after exact * month it means ** th of april ****. therefore i kindly requesting here from you do justice for me. Thank you so much.