A : hai b, good morning.
b : hai a. morning too. where do u go?
a : to the library.
b : sorry, what did you say?
a : to the library, do u know where is it?
b : ohya, it's on the first floor. it's beside the teacher's room
a : ohh, i see. thank you. by the way, what do u bring?
b : it s cake. i make it by myself
a : wow, thats marvellous.
b : thank you