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:       I had broken up with him , how painful I feel . I ’ m going to drown my sorrows .  
 Person2:I see . But Jane . He ’ s not worth your sorrow and you should restart your new life . 

informal