Definition: 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'.
Input:  Person1:       How are you doing ?  
 Person2:Great . Thanks .  
 Person1:        May I help you with something ?  
 Person2:I would like to transfer some money .  
 Person1:        Where would you like to transfer money from ?  
 Person2:Take it from my savings account .  
 Person1:        Where would you like the money transferred ?  
 Person2:I want it transferred into my checking account .  
 Person1:        How much would you like to transfer ?  
 Person2:I would like to transfer $ 200 .  
 Person1:        Will that be all today ?  
 Person2:That ’ s it for today . Thank you . 

informal