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:       Sam , we are hard up for the everyday expenses . When can you find a job .  
 Person2:I'm looking for it , but you see , the market is hard up for jobs , too .  
 Person1:        You liar , I saw you again in the inn . I bet you don't want to work at all . 

formal