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: Do you have any questions ?
Person2:Tell me about fees .
Person1: What fees are you referring to ?
Person2:I want to know about overdraft fees .
Person1: We charge a small fee every time you overdraft .
Person2:How much ?
Person1: For each time you overdraft , you have to pay $ 25 .
Person2:That ' s not a small fee .
Person1: You shouldn ' t overdraft .
Person2:That ' s for sure .
Person1: Do you need help with anything else ?
Person2:That ' s all I needed to know . Thanks .
A:
formal