You can actually see the two dates metioned here on the auction site. Don't think this is a clickbate news-site.
https://e.givesmart.com/events/rB3/i/_All/iQ5B/
Yes, it's doubtful Bruce will play back to back show. Probably the auction site got the two dates mention, as possible option, and it will just be one of those, while the other will never happen.