I was looking in the mirror and was genuinely worried about her, we pulled into a service station and got her more water and fresh air. I don't want that to happen ever again.
Now that I drive a car of my own, I do use the AC whenever I feel like it and that's quite often.
This is me too
Try bringing a spray bottle full of ice-cold water to the car next time. Put ice into the water to keep it cold longer.