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:       Could you tell me the right time , please ?  
 Person2:Well , my watch says five past two , but it's no use relying on it , because it has been gaining and losing these last few days .  
 Person1:        You'll have to get it fixed .  
 Person2:Yes , I will . 

formal