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: Consider Input: Person1: Mom ! How can I help with the washing up ?
Person2:You peel the onions and wash them , then chop them .
Person1: OK ! Then what can I do after I finish it ?
Person2:Let me see . Wash the cabbage over there .
Person1: OK , got it .
Person2:What is your father doing now ?
Person1: Reading newspaper on the couch .
Person2:How about Daniel ?
Person1: Staying with Ultraman , of course . You know he likes it very much .
Person2:Be careful of the peeler . Don't cut your fingers .
Person1: I will .
Person2:OK , we've finished . Can you get your father and brother ?
Person1: OK !

Output: informal

Input: Consider Input: Person1: Hello , this is my claim tag . Can I get my baggage ?
Person2:Let me see . En . Here is your baggage .
Person1: Thank you . And where can I get a pushcart ?
Person2:Walk ahead a little further . There are plenty of them .

Output: formal

Input: Consider Input: Person1: I am not certain , but I think I might ask to be considered for the new job .
Person2:Why are you considering trying for it ?
Person1: I think that I might like it , but I am still thinking about it .
Person2:What is it about this job that appeals to you ?
Person1: I think that I would enjoy the position but there isn't a lot of creativity involved .
Person2:Yes , you could be right . There is a lot to consider .
Person1: I am also wondering about the pay .
Person2:Would a slight decrease in pay be worth it for a new opportunity for growth ?
Person1: I am thinking that might be the case .
Person2:I think you should give it a shot . What do you have to lose ? You can always change your mind .
Output: formal