instruction:
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'.
question:
 Person1:       Hello , Tom !  
 Person2:Hello , Steven !  
 Person1:        How are you doing ?  
 Person2:Not bad . What about you ?  
 Person1:        I'm just a little tired .  
 Person2:Why ?  
 Person1:        I have a lot of work to do in the company recently .  
 Person2:How is your family ?  
 Person1:        Pretty fine , thanks .  
 Person2:Where are you going now ?  
 Person1:        I am going to buy a new air conditioner for my parents . Oh , it ’ s two o ’ clock . I must go now .  
 Person2:OK , see you next time .  
 Person1:        See you . 
answer:
formal


question:
 Person1:       How do you like your work ?  
 Person2:The work is rather hard , but it's interesting .  
 Person1:        What do you do ?  
 Person2:I work in a publishing house . How about you ?  
 Person1:        Mine isn't hard , but it's not interesting .  
 Person2:What do you do then ?  
 Person1:        I'm a clerk in a shop . 
answer:
formal


question:
 Person1:       Can I take this bus to city center ? 
 Person2:Can you tell me the exact place ? 
 Person1:        The Empire Hotel . 
 Person2:Yes . But this one is full , you have to wait for the next one . 
 Person1:        Well . I think I will wait . 
answer:

informal


