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:       Man , I ’ m freaking out ! You gotta help me !  
 Person2:Whoa , whoa , take it easy , relax . Geez , you ’ re sweating like a pig ! What ’ s going on ?  
 Person1:        I can ’ t go through with this ! I just can ’ t ! I ’ m not ready for marriage ! What was I thinking ? I ’ m only thirty five years old ! I ’ Ve got my entire life ahead of me , adventures waiting ! I can ’ t settle down yet !  
 Person2:What are you talking about ? It wasn ’ t more than a month ago that you were rambling on about how you are tired of living the life of a bachelor and how you envy your friends that have a family !  
 Person1:        I know . I know !  
 Person2:Let ’ s think this through . First of all , you cannot leave Amy at the altar . Not only will she be humiliated and kill you , but she is the woman that you love and the woman of your dreams ! Why would you want to end that or jeopardize it like this ? Second of all , you are just getting cold feet . You know deep down inside that you want to marry her , so cut the crap and do it !  
 Person1:        You ’ re right . I ’ m being crazy ! Ok , I ’ m ready , let ’ s do this !  
 Person2:Great ! Phew ! That was a close one ! You had me going there for a minute I thought I was gonna have to slap some sense into you . 

informal