Was this guy flirting with me?

So yesterday in school I was in my lunch line and there'was a guy infront of me and my friendsbinfront of him so anyway my friends saw me and started calling my name and the guy turned around and he also said hi like with his hand and then the line was taking too long and he turned around and just said to me something about the lines taking too long but like he said it smiling lol and looking at me in the eye and then the girl behind me saiid what? And he said oh we were just talking about how lines take too long lol and the thing is that I didn't even said anything 😑
Was this guy flirting with me?
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