Data and Airtime disappering

<p>I have been recharging my cell phone and also buying data , all of a sudden my data disappeared when i speak to an agent she told me that my data disappeared from March because of LTE , i asked her who changed my cell she couldnt respond . I need my data back . I previously rechaged my account and had airtime advance , when i recharge the airtime advance took my airtime twice claiming , meaning i paid debt twicce wheareas i owed once .</p> <p> </p> <p>I need my airtime and bundles</p>