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: I am not sure what to do to get ready for my job interview .
Person2:Make sure that you understand the company . Do you understand what it is that they do ?
Person1: No , I probably need to do some more research .
Person2:When you've finished your research it will help you figure out whether your company is rigid in philosophy or kind of more relaxed . Does that make sense ?
Person1: I think that their attitude is rather casual .
Person2:So all of that information will help you to pick out what to wear . Do you have something to wear ?
Person1: I have absolutely nothing so far .
Person2:You know I could go shopping with you sometime if you need it , but can we talk about other basics ?
Person1: Yes , where should we go from here ?
Person2:Focus on being relaxed and open , don't forget to smile and shake hands and be genuinely interested in what their company is about . I'm sure you'll do well .

Output: formal

Input: Consider Input: Person1: I ' d love to have my own farm .
Person2:It would be very hard work . Are you sure ?
Person1: I wouldn ' t mind getting up early morning and the physical work would make me fit and healthy .
Person2:Running a farm would be totally different to you current job .
Person1: That ' s one reason I ' d like to try it . I ' d really like to get away from working 9 to 5 in an office .
Person2:You ' d need a lot of training before becoming a farmer . It ' s not something you can just walk into .
Person1: My uncle owns a farm and I ' Ve spent some time working with him . I love being in the countryside with farm animals and green fields .
Person2:Well , I ' d certainly come and visit you . It would be great to take a working holiday on a farm . I ' d love to get away from hustle and bustle of the city for a while .

Output: formal

Input: Consider Input: Person1: What do you say we stop in at that Burger King over there and grab a bite ?
Person2:Forget it ! If you think I ' d ever set foot that inferior restaurant again , you gotta be nuts . Last time I ate that food , almost vomited . The service in there is terrible . It was the first time I ever stiffed a waiter
Person1: Yeah , not seeing a single person anywhere informed me . Hey ! How about that one over there ?
Person2:Oh , give me a break ! That place is too lavish for us .
Person1: Easy . It ' s on me .
Person2:In that case , I ' m right behind you .
Output: formal