Airtel — About hacking or glitch

Address:	Delhi
Website:	Airtel

I reached for amount 716 for (1.5gb/day + unlimited call +100 sms per day) on 14th of dec I got 50% alert while I use only 300 mb aand when I open my airtel account there is shown 2gb data left and I got 100% data alert when I used only 1.10 gb. And checking on thanks app it's shown that I have 2gb per day. Today I also show recharge for 99 and I don't recharge today I tried to costomer care but they don't response