If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No

[EX Q]: Is there anything I can do for you ? Would you please show me that mural ? Certainly . Here you are . It looks so beautiful . How much is it ? Four hundred yuan . That's a bit more than I wanted to pay . Can you cut the price down a bit ? I'm sorry . Ours is a fixed price shop and I can assure you this is the best price you can get for a mural like this . Maybe you are right . OK , I'll take it . Well , I'll have it wrapped for you . Thank you . Here is four hundred yuan . Thank you . Please come again .
[EX A]: Yes

[EX Q]: Is there anything I can do for you ? I'm trying to choose a gift . Did you have anything particular in mind ? No , but I'd like to get something typical in this region . Well , we have some handmade products . Let me show you some . They're quite nice . But I'm afraid they're quite a bit expensive . About how much were you planning to spend ? No more than one hundred yuan . Oh , in that case . This one is OK . Oh ! It's perfect . I think I'll take it . Would you wrap it , please ? OK . Wait for a moment , please .
[EX A]: Yes

[EX Q]: 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 .
[EX A]:
Yes