French phrase
J'ai été facturé ~.
Meaning
I was charged ___ by mistake.
When to use it
Used to report an incorrect charge. It can indicate overcharging or a duplicate charge and often prompts a correction or refund.
Example dialogue
J'ai été facturé 100 euros au lieu de 10.
I was charged 100 euros instead of 10.
Contacte le service client, ils vont régler ça.
Contact customer service. They will sort it out.