Nah miss, he was thinking something a bit ruder. And I agree. Humanoid dragons are unnecessary in this manga! So who cares if it's short! We shouldn't see it again anyways!
I was waiting for a DBZ style Princess Snake situation
Either way, seems like this one just has severe self esteem issues, if they could get a word in edgewise they could just give her a headpat and calm her down, in either form.
I mean they already implied it in the first chapters that dragons with sufficient power/skill can transform into a human but man I can't help but feel for the MC