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 , Rose , how are you feeling ?  
 Person2:Much better today .  
 Person1:        Oh , Look at the baby.It ' s so beautiful.Is it a boy or a girl ?  
 Person2:It's a girl .  
 Person1:        Can I hold it for a moment ?  
 Person2:Sure.She is a peaceful child .  
 Person1:        Oh , how adorable ! She's got your eyes .  
 Person2:So they say .  
 Person1:        When are you returning home ?  
 Person2:Well.The doctor said I have to remain here for at least two more days because I'm rather weak after childbirth .  
 Person1:        You can use some time off.You ' Ve been working too hard anyway . 

informal