Z: Hi too Y, ehmm nothing
Y: But, you look so sad.
Z: Really? Am I look so sad?
Y: Yes, you are. Would you tell me why you look so sad?
Z: Hmm, honestly, Math exam will be held tomorrow and I haven't mastered the material to be tested tomorrow. What should I do? I'm counfused:(
Y: Ohhh, just calming down. I'll help you. we can learn together to master the material.
Z: Seriously? THANK YOU!