Why did BA take off with my £2,000 double payment?

I was forced to pay twice due to a website error, and I’ve been told a refund will take six weeksAt the beginning of June I used the BA website to book £2,000 worth of flights, but received an email the next day asking me to contact customer services as “something” had gone wrong with the booking.When I called I was told that the e-tickets had not been issued as the payment had not gone through. I attempted to pay twice using the same credit card, but the bank declined th