Проверьте пожалуйста диалог на правильность: — What should I wear…

Так он вроде выглядит по-живее и правильнее- What should I wear for the open lesson? — You should wear this costume.- Do you really think I should wear this costume? — Yes, you should look good. And it fits you well.- It doesn't matter.- You’re wrong.- What should I do? — Firstly, you should be on time.- And secondly? — Secondly, you should actively work during the lesson.