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:       do you have s second ?  
 Person2:sure . What do you want ?  
 Person1:        I want to tell you I've put in my notice .  
 Person2:really ? Why ?  
 Person1:        I've been thinking about this for several months , well before the Spring Festival holidays .  
 Person2:and the holidays provided you a chance to think over all this and make a decision ?  
 Person1:        yeah , after receiving my yearly bouns , I want to search out better opportunities in the spring job market . I've been working in the company for nearly a year and a half and I still haven't received  
 Person2:absolutely . With your expertise and experience , you're clearly working below your pay grade .  
 Person1:        that's exactly why I decided to quit the job and find a new one .  
 Person2:this way , you'll earn more at the new work place .  
 Person1:        that's right . I am not the only one who has done this . Job hopping is quite common in the IT industry .  
 Person2:that is to say , most IT professionals can get a pay rise more easily by changing a job than waiting for a rise . I'm wondering why IT companies are always willing to pay more to new employees instead 

informal