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

Do you carrying fresh fish ?  Yes we do . Check the meat department . There is a fish counter there too .  I already looked , but did not see anything .  Let me show you .  Thanks .  See , it's right over there .  Oh , gosh . I didn't see it .  That's all right . 
Yes