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'.

 Person1:       What are you doing ?  
 Person2:Look at me . I look so old ! I look as if I were thirty .  
 Person1:        Come on ! Stop being so vain . You look great ! You are beautiful !  
 Person2:Yes , I am , but I think it ’ s time for some plastic surgery I ’ m tired of these wrinkles and sagging skin . See ?  
 Person1:        I don ’ t see any wrinkles or sagging skin ! You are stop beings ridiculous . Besides , I think that people who get Boto , have facelifts , or tummy tucks look weird.It doesn ’ t look natural .  
 Person2:Whatever , I think I ’ m gonna get liposuction and a nose job and some breast implants as well .  
 Person1:        I think you need to get brain surgery . I honestly don ’ t think you need cosmetic surgery.You look amazing .  
 Person2:I thought you were my friend and would support me on this ! I just want to feel better about myself and feel more attractive .  
 Person1:        You don ’ t need plastic surgery to do that . You are fine the way you are and you have guys drooling all over you ! Plus , plastic surgery hurts !  
 Person2:Really ?  
 Person1:        Yeah ! When I got my nose job I was black and blue for a week ! 
informal