Cellphone repair

Hi<br> <br> I bought a hisense on the 28/08/15, i returned the phone for repair on the 28/09/15, after experiencing numerous issues with it. i went to check progress a week later and they told me there phone was delived for repair, i received a call from them after 3 weeks notifying me that the phone is still in their store and they will do whatever to deliver it. I told them i want a refund if they cannot give me a new phone, which their department manager said its impossible both, they later called to tell me they have bring all the phone accessories in order to get a new phone as the previous one could not be fixed and they can exchange it, its been a 2 weeks now i haven't received any call from them.<br> <br> I'm tired of going to the store please assist.<br> <br> IMEI :*** please assist me to get my refund im tired.<br> <br> kind regards<br> <br> <br> <br>