Sorry to hear that. Is that a connection with a cheap OEM spring steel lock/clamp around it? Most AC quick connections have strong aftermarket clamps available. I used to always buy those and R&R the connector o-rings when I first bought a car. I'd have it done at my AC shop and fill it properly with freon and oil. I basically never had an issues with the AC on those vehicles after doing that minor easy task. The clamps stop the vibration of those connections, so the o-rings rarely would leak after that.
Here's an example of one size of those;
Amazon product ASIN B000DCNDZE