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'.

Q: Person1: Hi , I have a doctor ' s appointment scheduled with Dr . Smith , and I need to change it .
Person2:What day did you have it scheduled for ?
Person1: My appointment was on Tuesday .
Person2:What time was it scheduled for ?
Person1: It was for two o ' clock in the afternoon .
Person2:I see your appointment . What day would you like to switch to ?
Person1: I would like to switch it to next Friday .
Person2:What time would you like ?
Person1: I would like to come in at 10
Person2:Fine , I will pencil that in right now . We will see you then .

A: formal
****
Q: Person1: I wonder if we can change to Channel 5 .
Person2:Why ?
Person1: I want to know what's on that channel .
Person2:Oh , good .
Person1: There is a football match .
Person2:I prefer TV play to football .
Person1: OK . Could you turn it down ?
Person2:What are you going to do ?
Person1: I'm going to listen to the radio .
Person2:Maybe we can enjoy the TV play together . It's interesting .

A: formal
****
Q: Person1: What did you think of the movie ?
Person2:I didn't like it . Not a bit . I couldn't stand the music . Besides the story was so boring that it put me to sleep .
Person1: I noticed that , it was not exciting as I expected , but the music was great . I'm always found Jazz . And that movie had a lot of Jazz .
Person2:I know . However , Jazz always annoys me . I really don't enjoy music in a movie .
Person1: I'm sorry to hear that.What kind of movie do you like ?
Person2:Anything with a lot of action , I like thrillers and chillers .
Person1: Oh , I see .
Person2:Well , I enjoy the popcorn and being with you.You ' re more important than the movie .
Person1: Thanks for the sweet words .
Person2:Any time .

A:
informal
****