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:       The language used in this multinational company is mainly about English ; do you think you can manage to handle that ?  
 Person2:Yes . I am sure I can . I was an English major in college .  
 Person1:        What about your second foreign language since you were an English major ?  
 Person2:Russian is my second foreign language and I excelled the rest of my class in Russian because my father is a Russian . 

formal