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 , the printer isn ’ t functioning well . I ’ Ve pushed the start button . It is suppose to be working now but it remains like a log . What ’ s going on ?  
 Person2:Let me check . It has a paper jam .  
 Person1:        I didn ’ t pay attention to that . I will try to get the paper out .  
 Person2:Be careful , the cartridge can be very hot . 

informal