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 can I tell her about this ?  
 Person2:Don't worry , you'll find a way .  
 Person1:        There is no need to be so frustrated .  
 Person2:How can you live without job in the future ?  
 Person1:        Don't worry , you'll find a way . 

formal