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:       Hey , check out this new game I bought today . 
 Person2:Wow ! It's a trivia game all about the Academy Awards . 
 Person1:        I know you love the Oscars . This game has some great questions about all types of movies . 
 Person2:Does it have questions about foreign language films ? There's hardly any American films worth watching . 
 Person1:        Yes . In fact , one of the categories is on foreign language films . 

informal