This Plus Six is also very good value (under 500 miles old!) and I think you may have more chance of a deal with this garage?
There are two with low mileage on Autotrader (in addition to the 24 plate), both are pre-update (MY22 with the 23 reg plate, and MY21 with a 71 plate), which means they don't have ESC or Airbags. The '24 is still the best option IMHO, but you pays your money and ...