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.

Example Input: Person1: Table-tennis is our national game .
Person2: Yes , I like ping-pong very much , but I can't play well .
Person1: I can't , either . I like watching .
Example Output: 0

Example Input: Person1: What do you think of being a secretary ?
Person2: I'm not at all keen on that sort of job.It makes me crazy .
Person1: How come ?
Person2: You have to type all day .
Example Output: 0

Example Input: Person1: You look tired .
Person2: Yeah , I've been working so much overtime lately .
Person1: Really ? How come ?
Person2: My boss gave me a big project . I had to have it finished by this morning . It was so difficult .
Person1: You shouldn't work so hard .
Person2: I know , but hard work pays off . You know .
Person1: What do you mean ?
Person2: Maybe now I'll get that promotion I was hoping for .
Example Output:
0