We are other users and can do nothing for you here..
You need Customer Support on Monday......you will get a phone number at the link below (but only after they open up on Monday...no numbers are provided until their open hours)
Indicate you have a "Billing issue" (do not use the word "refund" until you actually get a person on the phone.)
https://ttlc.intuit.com/questions/1899263-trying-to-contact-us-or-reach-the-turbotax-support-telepho...
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*