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: What bus can I catch to get to the Gold Line ?
Person2:Tell me where you live .
Person1: I live in Altadena .
Person2:You can catch the 264 .
Person1: It goes to the Gold Line ?
Person2:Yes , it does .
Person1: What street do I go to to catch it ?
Person2:You can catch it on Altadena Drive .
Person1: I had no idea that bus went to the station .
Person2:Yes , it does .
Person1: I'm glad you told me .
Person2:You're welcome .
A:
informal