You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. Your task is to label each of the continuous conversations done by one speaker with the emotion detected in that particular part. Your labels can be one among the following: 'No emotion', 'surprise', 'happiness', 'sadness', 'anger', 'disgust'.
Q: Person1: Plastic bags are widely used nowadays .
Person2: But they're hard to be disposed of .
Person1: In this aspect , I think , Pater bags have the edge on plastic bags .
A:
No emotion,No emotion,No emotion