TASK DEFINITION: If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
PROBLEM: Is there anything I can do for you ?  Excuse me , can I change my order ? I am afraid I don't have so much time to enjoy my dinner .  I am sorry , sir . Your fish will be ready in five minutes so you can't change it .  That's all right . 

SOLUTION: No

PROBLEM: Jodi , I must get a hold of Jim today , but I forgot his address and phone number .  Don ’ t worry about it . I have his pager number right here .  Really ? You ’ Ve helped me a lot . Thank you .  Forget it . It ’ s nothing . 

SOLUTION: Yes

PROBLEM: I think this painting would look good in our living room . What do you think ?  Sure . Let's buy it . 

SOLUTION:
Yes

