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:       Zina , can I talk to you about something personal ?  
 Person2:As long as it doesn't take too long .  
 Person1:        My boyfriend says I work too much . That I spend more time with you than with him .  
 Person2:Was he upset when you told him you had to leave this weekend ?  
 Person1:        He said not to bother coming back . And I said , fine , I won't .  
 Person2:So what's the problem ? 

formal