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:       Good morning , welcome to Bank of the USA . How may I help you today ? 
 Person2:Hi , I need to transfer some money to another account . It ’ s urgent . 
 Person1:        Okay , have you made a wire transfer at our bank before ? 
 Person2:No . I ’ Ve never made a transfer before . 
 Person1:        It ’ s alright , I will take you through the procedure . Are you transferring funds to a company or an individual account ? 
 Person2:A company account . I need to pay a bill . 
 Person1:        Okay , I ’ ll need the name of the company and their bank routing number as well as their bank ’ s address and phone number . 
 Person2:I have all the information in this folder . 
 Person1:        Well . You ’ Ve come prepared.You have all the necessary materials so we can go ahead and make the transfer right now . It ’ s a simple transaction , and we can process it today . 
 Person2:Oh , that ’ s such a relief . I didn ’ t want the payment to be overdue . Thank you so much . 
 Person1:        It ’ s my pleasure . 

informal