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:       Do you think people still have faith in the government ?  
 Person2:I don ’ t think so .  
 Person1:        Why is that ?  
 Person2:The government will never fulfill their promise .  
 Person1:        So it is no wonder people cannot keep faith with it . 

formal