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: Here you are at last ! You're half an hour late , you know .
Person2: I'm awfully sorry to have kept you waiting for so long .
Person1: What happened ?
Person2: My watch stopped and I didn't know . I certainly need to buy a better one .
Example Output: 0

Example Input: Person1: The central Hotel , please . I have to be there by 6:00 .
Person2: We shouldn't have any trouble if the traffic isn't too heavy . Is this your first trip here ?
Person1: Yes . I've never been here before .
Person2: You haven't seen the sights yet , have you ?
Person1: No , I'm open to suggestions .
Person2: Why don't you visit the Great Wall first ?
Person1: That's a good idea .
Person2: Here we are . That will be seven yuan and seventy cents .
Person1: Thanks a lot . Here's ten yuan . Keep the change .
Example Output: 1

Example Input: Person1: What's wrong , Dave ? You look down today .
Person2: I didn't pass the English exam . How to learn English well ? Can you give me some suggestions ?
Person1: Well , English is a " paper tiger " . Its natural enemy is adequate practice .
Person2: I have done a lot of reading comprehension exercises , and I also spend much time in memorizing English words .
Person1: I suggest you read English texts aloud every day , and try to speak more . That will be beneficial to cultivate your sense of the language .
Person2: Really ? I'll have a try . Maybe I will get high marks next time .
Example Output:
0