Definition: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. You are required to assign a label 'formal' if there is an absence of emotion and a presence of questions anywhere within the conversation. If such pattern is not found assign the label 'informal'.
Input:  Person1:       Mom , can we get cable TV or a satellite dish ? 
 Person2:It costs money , dear . What ’ s wrong with the regular television stations ? 
 Person1:        The shows are dull and they ’ re too many advertisements . 
 Person2:Well , you already watch too much TV instead of doing your homework , anyway . 
 Person1:        There ’ re educational stations too . I could learn while I watched TV . 
 Person2:Well , that ’ s true , but you ’ d probably only watch cartoons and action movies . 
 Person1:        No I wouldn ’ t ... can ’ t we get cable ? Everybody has cable . 
 Person2:Well , if everybody jumped off a bridge , would you jump too ? 
 Person1:        Mom ! ! ! Please . All my friends have had it for years . 
 Person2:Get new friends . 
 Person1:        Why are you always so mean ? 
 Person2:Because you ’ d end up spoiled rotten if I wasn ’ t . 
 Person1:        I could help pay for it . 
 Person2:Let ’ s see how your grades are this semester , and maybe I ’ ll talk to your father about it . 
 Person1:        O . K . Thanks , Mom ! 

informal