Как правильно читать диалог маркус и девид на

Markus: Excuse me, where is the science lesson?
David: Its in Room D. Are you new to the school !?
Markus: Yes, I am. My names Markus.
David: My names David. Nice to meet you , Marcus. Your name is strange. How do you spell it?
Markus: Its M-A-R-K-U-S.
David: I see. How old are you? 
Markus: Ims twelve. And you?
David: Im twelve too! Are you in Class 2E?
Markus: Yes, I am!
David: Me too! Lets go to the science lesson together then!