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:       You know , Taylor's been in the hospital for a couple of days .  
 Person2:And I'm the one who put him there with my football moves .  
 Person1:        But you're not to blame for them keeping him there .  
 Person2:Yeah , what was all that stuff about running tests about anyway ?  
 Person1:        I'm not sure , but we can find out . I bought some crosswords to keep him busy .  
 Person2:Great , then let's go visit him . I want to give him some flowers , too , to say sorry . 

formal