The convo went great and he did passionately kiss me without me instructing him even.
Usually, yes, he will mean it.
You just met a couple of times and you are that obsessive over him, not a good sign.
Beautiful sounds much more elegant and much more meaningful.
If you see that he is preoccupied with priorities like work or school and you are not respecting that, then him saying that he needs space is validated.
Think about when and where he called you beautiful The timing of and the location of when he called you beautiful would also be a helpful thing to think about.