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:       Look , Forest Gump is on at six thirty .  
 Person2:Really ? It was on in 1994 for the first time . And it is really a classic .  
 Person1:        Yeah , I am very impressed with Tom Hanks ' performance in the movie .  
 Person2:I am also impressed with the lines in the movie .  
 Person1:        Life is like a box of chocolates , you never know what you're gonna get .  
 Person2:That's my favorite .  
 Person1:        You know , it also won 6 Oscar awards in 1995 . Unbelievable !  
 Person2:It deserves . That film can give us a lot of inspiration .  
 Person1:        Yes , the Forrest's experience can encourage the people in trouble .  
 Person2:All in all , it will never lose its appeal .  
 Person1:        Gucci , I have an idea . Do you want to see this movie together ?  
 Person2:Sure . Now you are talking . 

informal