If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
One example: So Dick , how about getting some coffee for tonight ? Coffee ? I don ' t honestly like that kind of stuff . Come on , you can at least try a little , besides your cigarette . What ' s wrong with that ? Cigarette is the thing I go crazy for . Not for me , Dick .
Solution is here: Yes
Explanation: Here the first sentence indicates the soft tone and how exciting the speaker is for drinking coffee and it suggests overall happy tone and the output is yes. So this is a positive example.

Now, solve this: Taxi ! Yes , sir . Where to ? Wangfujing , please ! All right . Oh , I like the music on your radio . It's nice . Thank you ! I always tune to this program when driving . So what's your favorite program ? I like Winner's English very mush . You know the Beijing Olympic Games is right around the corner . We should learn English Well . It's on FM 96.6 , China Business Radio . You can get it on your radio too . But I don't speak English at all . That's OK . The program is especially for the beginners like us . Really ? When is it on ? It begins at 6:40 every morning , and it goes for 20 minutes . Thank you so much . I'll try and catch that . The radio has brought us lots of convenience . Yes , I can also learn about the traffic condition through it . With the development of the society and technology , radio is nearly everywhere . So we should take the advantage of it .
Solution:
Yes