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:       Diana , in your opinion , which is more important , IQ or EQ ?  
 Person2:Why are you asking me the strange question , Jerry ?  
 Person1:        I watched the movie Forrest Gump last night . And the question just lined in my mind .  
 Person2:Well . I think IQ matters more . But it won't work without EQ .  
 Person1:        Why ? You seem pretty sure about it .  
 Person2:Because an intellectual mind can only be a beneficial thing in life .  
 Person1:        But IQ is decided at birth.One can't expect to make a lot of improvement in it .  
 Person2:That's why people's achievement varies greatly .  
 Person1:        That ' s true , but what if one comes across some difficulties . He must rely on his EQ to deal with them .  
 Person2:Yes , Jerry , can you share your understanding of EQ ?  
 Person1:        I think it is independent of IQ and plays a prominent role in deciding the way we live our lives .  
 Person2:Quite right . Have you noticed that a high IQ is not a must for one's success ?  
 Person1:        Just as Forrest ?  
 Person2:Yes , his IQ is high enough for him to embrace the success as long as he can manage his EQ .  
 Person1:        I got it . 

formal