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:       Which countries have you been to ? 
 Person2:I ’ Ve been to most of the countries in Europe , several countries in asia-china , Japan , korea , and Thailand-and to the united states and Canada . 
 Person1:        I thought you had been to Australia too . 
 Person2:No , but I ’ m planning on visiting Australia and new Zealand soon . I ’ Ve heard that they are beautiful countries . Which is the most beautiful country you ’ Ve been to ? 
 Person1:        I think I ‘ d say norway . It has many picturesque fjords , waterfalls , and mountains . 
 Person2:Isn ’ t it really cold there ? 
 Person1:        Well , the north of Norway is almost always cold , but further south it can be fairly warm in summer . It ’ s a wet country , so there ’ s snow almost everywhere in winter . 
 Person2:I ’ Ve been to other Scandinavian countries , but not to Norway . Perhaps I should go and do some winter sports there . 
formal

 Person1:       May I know how old you are ?  
 Person2:I am 24 .  
 Person1:        What is your date of birth ?  
 Person2:I was born on April 15 , 1986 . 
formal

 Person1:       Mr . Smith , welcome to our factory .  
 Person2:I've been looking forward to visiting your factory .  
 Person1:        You'll know our products better after this visit . 

informal

