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:       Hey Joanne . What are you up to ?  
 Person2:I'm just watching some television .  
 Person1:        I'm so bored . I don't know what I'm going to do today and it is only ten in the morning .  
 Person2:Me too . Do you think we are boring people ?  
 Person1:        I don't think we are boring . It's just that we don't have any hobbies .  
 Person2:That's right . What do you think we should do as a hobby ?  
 Person1:        That all depends on what you like to do . For example , I like to doodle on the notepad , so I'm thinking about doing some real drawings .  
 Person2:I like to play the piano for fun .  
 Person1:        Yeah . That can be a good hobby .  
 Person2:Hobbies are great . I'm going to make a list of all the things I like to do .  
 Person1:        That's a great idea . I'm going to do the same . 

informal