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'm so nervous about this oral test .  
 Person2:Just calm down . I'm sure you'll do well .  
 Person1:        I just want to get it over with . 

informal