Q: If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
May I help you ? This dress is beautiful . May I try it on ? I'm afraid you can't . What is the material of this dress ? It's 100 % cotton . That's good . Can you give me a reduction ? It's already reduced 20 % . Do you have any cheaper ones ? Yes . Please come this way .
A:
No