how can i fix my Remington Hair Straightener (Model # s-3006 3127?

My Remington Hair Straightener is not heating up the Ceramic plate at all. its stays Totally cold wherelse the handle part where the switch is, gets hot.
I was using it on thick hair mode, was hot but then started to cool down gradually.. thereafter it never got heated, i have tried to on it so many times..

I havn't used it a lot many times, maybe 10-15 times since i bought it..

The product name is Remington- Ceramic technology with Teflon
Model s-3006 3127
120-240V ~50/60Hz
24W
Made in China

Please if anyone can help me with the repairing Information, i would be very gratefull.

Thanking you all in Advance

Regards

Shahana