>but there were two constitutional conventions that I am aware of and that excludes the meeting of the Burgesses.
No, only one. There is a second proposed, but it hasn't been officially called yet.
https://en.wikipedia.org/wiki/Second_Constitutional_Convention_of_the_United_States
You're right, btw, it is a stupid argument. I'm pretty sure it was a bot, but sometimes ya gotta
play a bit to prove it. It's late and I'm bored, so…