Teacher:If the emotion of happiness is present in the one of the dialogues of the conversation, then output Yes otherwise output No
Teacher: Now, understand the problem? Solve this instance: Hi . Can I help you with anything ?  Yeah . Can I look at this ring ?  Sure . Let me get it out for you . What is your size ?  I believe I am a six .  Here you go .  Would you have any necklace that would go well with this ?  Actually , we have a few to choose from . They are over here .  There's no price tag on this necklace .  Oh . I'm sorry . I'll check the price for you . It is $ 199 .  This necklace is a little short . Do you have one that is longer ?  Yes . Why don't you try this one on .  This one is much better . Can I try on the ring with this necklace ?  Sure . Here you go .  Let me think about it .  Sure . Take your time .  Thank you for all the help .  No problem at all . 
Student:
Yes