OpenAI doesn’t offer 1-week subscriptions to either ChatGPT Plus or Team subscriptions.
You very likely have fallen victim to another provider with shady practices.
If you can share the name and domain of that service we can hopefully help other users to not end up in the same situation.
I hope you get this resolved. Maybe you can get the money back from your payment provider or by being very consistent when requesting a refund from the company.