instruction:
If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
question:
Excuse me , but is this dress on sale ? The dress was on sale yesterday . Are you sure ? I'd be happy to pay the sale price today . I'm so sorry , but rules are rules . OK , I'll just check out a few other stores . I'm sorry I couldn't help you .
answer:
No

question:
Can you give me a hand with my luggage ? Of course .
answer:
Yes

question:
Oh , the bus is gone . Pity we didn't catch it . I'm afraid we have to wait for the next bus . We have to wait six more minutes !
answer:
No