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: It's terrible how things have changed.You remember there used to be trees on all these hills .
Person2: Really ? There aren't many left now .
Person1: No , they've all been cut down and now all the soil is washing away .
Person2: Were there any animals in the forest ?
Person1: Yes , I can remember it very well that there used to be all sorts of animals and birds.But nowadays you just don't see the birds that you used to see around here .
0

Person1: Did you bring some lunch with you ?
Person2: Yes , I packed it myself .
Person1: Wow , that looks beautiful .
Person2: It's my health-conscious lunch , good for my health and beauty .
Person1: I might try it myself .
1

Person1: Hi ! Tom . Fancy seeing you here It's a nice party isn't it ?
Person2: Yeah . Well it's quite some days since we were together last summer.How is everything going ?
Person1: Quite well . I got my MA degree two weeks ago .
Person2: Congratulations !
1