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.

[Q]: Person1: Have you heard about Alice and David ?
Person2: No , have they had another fight ?
Person1: No , they've got engaged .
Person2: You must be joking . Those two ?
Person1: Well , my dear , I didn't believe it either . But I got it straight from the horse's mouth . David called me this morning .
Person2: So when did this all happen ?
Person1: Last weekend , while they were on their ski trip .
Person2: Well , I believe it now , and when are they are getting married ?
Person1: Next June .
Person2: I can hardly believe it .
[A]: 0

[Q]: Person1: Merry Christmas ! Mary !
Person2: Merry Christmas ! Mr Bean .
Person1: Will you come to join us at dinner this evening ? My family will be happy to see you . And father misses you very much .
Person2: Well , I would be glad to , but I have promised Tom to see his Christmas tree , and play the piano for his song tonight .
[A]: 1

[Q]: Person1: Hey Mike . What are you doing ?
Person2: Nothing much . What are you up to ?
Person1: I was just concerned about Sam . He hasn't been himself lately .
Person2: He took the civil service exam and failed .
Person1: That sucks . He must feel depressed .
Person2: Yeah . He's been sitting in his room everyday for the last 4 days .
Person1: Why don't we take him out ? We can try to take his mind off of it . In the least show him that we're there for him .
Person2: That's a great idea . Why don't you call him . I already talked to him a couple of times and it might be good for him to hear from somebody else .
Person1: Ok . I'll call you back after I'm done .
Person2: Sounds good .
[A]:
1