Urgent! Is he acting interested!!?

Him :Hey:) how are you

Me : Fine :) do you know who this is?

Him: Yeah it's ( my name ) from school :)

Me :How'd you know?

Him: I saved your number from last time we talked

( we never talked before so I don't know why he said that^^)

Me:Oh ha ha I guess I didn't give good hints huh

Him: No they were good lol I just wouldn't have guessed you for some reason but it got the job done ???

Is he interested?

He says he usually doesn't text back