You will be given a definition of a task first, then some input of the task.
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'.

Person1: You look upset.What ' s wrong ?
Person2:Nothing . It's just one of those days . Everyone at the office is sick and I'm getting blamed for work not being done .
Person1: Maybe you need a vacation or something , or maybe a bonus .
Person2:I'm sick of doing other people's job and getting blamed for not doing it right .
Person1: Why don't you talk to your boss about it ? If you talk to him , he will surely understand .
Person2:I wish he could understand . You know what , if this goes on , I think I will get stick like everybody else .
Output:
informal