Hi CristinaM,
A warm welcome and thanks for posting on our community forums. We're relay sorry to hear that you to have been called from this scam number. If you're ever unsure about anyone contacting you advising there from Virgin, you can call us to verify first.
Can we ask if you have given any personal details away like bank account numbers?
If so please contact your bank as soon as possible to make them aware.
Kind regards Jodi.