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: Paul , can I set up a time with you to go over the training manual ?
Person2:Sure . Let me just grab my calendar . All right . I ' m free all day Tuesday and Thursday morning .
Person1: Tuesday morning is good for me . How about 10:30 in my office ?
Person2:Okay . Sounds good . See you then .
informal