Facing problems

297 tk offer a 20gb ,250 minutes silo. 50 tk cashback offer silo..
Buy online silo.. 
Bkash theke buy online payment korsi..50 tk cashback o paisi..
But package account a Ashe nai.. account balance a tk ashse .. akhon Ami oi package kinte passi na..
Kinte gele buy online dekhasse..
Akn Ami ki korbo..kivabe oi package kinbo