I want to cancel the payment 49.99$ and refund

Hello Jeeranuch,

We couldn't locate this transactions under this account. I have sent you an email requesting more info to follow. Please revert to that email to assist you further.

Dear Whom IT May  Concern,
I do not want to payment  automatically with AVG 49.99$. Please cancel and refund to me.
how can I do.
Your Sincerely,
Jeeranuch

Hello Jeeranuch,

We couldn't locate this transactions under this account. I have sent you an email requesting more info to follow. Please revert to that email to assist you further.