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:       I am having a hard time at my job .  
 Person2:What's wrong , Julia ?  
 Person1:        My colleagues quickly get promotions , while I always get sidelined . I don't know what to do anymore .  
 Person2:Don't give up so soon .  
 Person1:        But I don't know what else I can do . I am willing to work hard . Sometimes I make mistakes and the boss is not happy .  
 Person2:Mistakes are just a lessons to learn from .  
 Person1:        Tell that to my boss .  
 Person2:Do you know Abraham Lincoln ?  
 Person1:        Yes .  
 Person2:He grew up poor in Kentucky and barely had a year of schooling , but he went on to become the President of United States .  
 Person1:        He was also assassinated because of his views .  
 Person2:He is known as American's greatest president . Do you know why ? Because he fought against slavery and secession at a time in history where others were too afraid to do anything . He succeeded because of his ambition and generous spirit .  
 Person1:        Well , if he can become president , then I can at least get a promotion .  
 Person2:That's the spirit . Never give up on your dream . 

informal