Originally Posted by
readywhenyouare
All they had to say is "yes we are having issues with it" or "thanks for letting us know, we will have it checked out".
Do you think it is normal to have no air conditioning on a flight?

I don't think it's normal to sit the whole fight in discomfort without mentioning it to the crew. Bring it up in flight otherwise it's sounds like you are just complaining for the sake of complaining.