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'.

[EX Q]: Person1: Sam , we are hard up for the everyday expenses . When can you find a job .
Person2:I'm looking for it , but you see , the market is hard up for jobs , too .
Person1: You liar , I saw you again in the inn . I bet you don't want to work at all .
[EX A]: formal

[EX Q]: Person1: You are in love with Mary , right ?
Person2:You are pulling my legs !
Person1: I am not blind . Anyone can see that with half an eye .
[EX A]: formal

[EX Q]: Person1: I went to Jessie's birthday party yesterday . It was very good .
Person2:I didn't know about it . What did you do ?
Person1: We ate a lot of things . We played games and gave gifts to Jessie . We had a lot of fun .
Person2:You were really lucky .
Person1: My birthday comes next month . I want to hold a birthday party , too .
Person2:I hope I can go to your party .
[EX A]:
informal