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:       My uncle gave me this bicycle as a birthday present . Look !  
 Person2:So cool ! Can I get a load of it ? 
informal

 Person1:       Do you like a package tour or to travel alone ?  
 Person2:I prefer a package tour , and we don't have to worry about accommodation , meals or that sort of trivial demanding things .  
 Person1:        I prefer travel alone . I'll have a lot of time lingering at one place . 
formal

 Person1:       Excuse me , what do you want for this bag ?  
 Person2:Let me see . That one goes for $ 17 .  
 Person1:        Would you take $ 12 ?  
 Person2:No , I can ’ t give it to you , let you have it for 12 . How about 14 ?  
 Person1:        13.50 ?  
 Person2:Sorry , $ 14 is the lowest I can go . 

informal

