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'.
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Question:  Person1:       Hello , is Jack there ?  
 Person2:Speaking .  
 Person1:        Jack ! It ’ s Rose here .  
 Person2:Hi , Rose . How ’ s everything ?  
 Person1:        Fine , thanks . I ’ m having several friends over for dinner this Saturday . And I was wondering if you have the time to join us .  
 Person2:Sounds good . What time do you want me to come ?  
 Person1:        Is six o ’ clock okay ? 

Answer: informal


Question:  Person1:       I'm worried sick that she will leave me tomorrow .  
 Person2:It's no use arguing the toss .  
 Person1:        Maybe I'll have to face the music . 

Answer: informal


Question:  Person1:       Good morning , Loans .  
 Person2:Good morning , Mr . Smith .  
 Person1:        I would like to compliment you on your diligence .  
 Person2:Well , thank you , Mr . Smith . But I was just doing my job .  
 Person1:        Yes . And we're proud of you , Loans .  
 Person2:It's nice of you to say so . 

Answer:
informal


