Detailed Instructions: If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
Q: You are looking really healthy lately . What are you doing differently ?  Thank you for noticing ! I've been making a few lifestyle changes over the past year .  Tell me about it . I'm interested .  Well , it all started when my brother challenged me to quit smoking .  Ha ! That's right . You used to smoke . I forgot !  When I kicked that habit , I found I had so much more energy . I started exercising .  At the gym ?  No . I like to be outside . I took up hiking and mountain biking . 
A:
Yes