How to canccel a doubled order

Hello Vincenzo,
Thank you for reaching AVG Support Community.
We're glad to look into this and help you.
As it is not recommended to discuss your order information over this public post. Hence, I've sent you an email regards to your query.
Please check for the email and revert to us.
Thanks for your understanding.

Dear all
I made a double order and I need to cancel one of them. 
Order number is 1117001553439
Thanks
Best Regards
Vincenzo Fama

Hello Vincenzo,
Thank you for reaching AVG Support Community.
We're glad to look into this and help you.
As it is not recommended to discuss your order information over this public post. Hence, I've sent you an email regards to your query.
Please check for the email and revert to us.
Thanks for your understanding.