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:       Mary , I've some bad news for you .  
 Person2:I have already known that . I didn't get the scholarship , right ?  
 Person1:        Yes . The board was favorably impressed with your application , but the competition was very fierce .  
 Person2:Can you help me ? You know I do need the scholarship .  
 Person1:        I'm afraid I can't I advise you to try again next year .  
 Person2:Thank you . I will . 

informal