What do you think about this situation?

im 18 and hes 19...i went to the supermarket with coupons today and he walks by and hardly looking at me says smart shopping huh? i say yeah haha, then hes like good for you! i should be doing that as well...hey is that you really hair? i said umm no its extensions and hes like oh, well...its still nice and all and i started laughing and he was about to leave but he says hey leme get a womans opinion on something....my friend wants to drop out of school to marry her abusive boyfriend, is she making the right decision? and i told him why is was a bad idea and he smiles and says you know when you talk your nose wiggles, its cute...and we continue talking and then he says hey im throwing a kickback at my house next week your welcome to come...so i gave him my number and asked will there be drinks, he says it depends, will you bring friends? then yes and smiles and leaves...ive never met a guy and liked him so much after 5 minutes...nevertheless gave anyone my number...i felt a strong connection with him...could this be love at first sight?