You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. Your task is to classify the conversation either convey 'No emotion' or 'Happiness' by providing '1' and '0', respectively.

Person1: Excuse me . I'm afraid you're in my seat . You've moved my books .
Person2: Oh , dear .
Person1: You must have realized somebody was here .
Person2: Oh , well , I looked around . There wasn't any other space . I waited a while and nobody came . I'm sorry if I've taken your place .
0