Q: 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: Who is Cindy ' s husband ?
Person2:Cindy ' s husband is Ron .
Person1: How many children do Cindy and Ron have ?
Person2:They have two children-one son and one daughter-as well as one daughter-in-law and one son-in-law .
Person1: Do they have any grandchildren ?
Person2:Yes , they have three grandchildren-one girl and two boys .
Person1: Does their daughters get along well with her in-laws ?
Person2:Yes , she gets along with them quite well .
Person1: Do they have a large family ?
Person2:Their family is very similar to Cindy and Ron ' s family .
A:
formal