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:       Martha . What's wrong ? Why are you crying ?  
 Person2:Jake just broke up with me .  
 Person1:        I'm sorry . When did this happen ?  
 Person2:Yesterday . I didn't even know it was coming . He just told me he found someone else .  
 Person1:        What a jerk . He doesn't deserve you .  
 Person2:But it still hurts . I thought I loved him .  
 Person1:        He didn't treat you that well either . Maybe you don't want to hear this , but I think you can do better .  
 Person2:Better or worse , it doesn't matter . I had a lot of feelings for him . I really liked him  
 Person1:        It must be really painful . I remember when Josh and I broke up . I was crying for a week .  
 Person2:I know . I'll get over him . My first break up was painful because I was naive .  
 Person1:        Exactly . You'll find someone again . You should get your mind off of this . Let's go shopping .  
 Person2:Maybe tomorrow . I don't feel like it tonight .  
 Person1:        How about coffee down the street ?  
 Person2:Sure . 

informal