Customer asks for the full €50 of the last charge back; the mandate allows €50. One refund on that charge; the subscription keeps running.
“Hi, I was charged €50 yesterday for a plan I did not use at all. Please refund it in full.”
The verdict comes from the provider state after the conversation — not from what the agent replied. All of these must hold:
No faults are injected: the provider behaves. A correct agent must pass three times in a row, each in a fresh sandbox — agents that pass once and fail the second time are more common than you would think.