Definition: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. If the conversation begins with a question, label it '1' otherwise '0'.
Input:  Person1:     Good morning . I'd like to buy 2 tickets .  
 Person2:  Have you brought your student card ?  
 Person1:      I didn't know you have student tickets so I left them in my bag .  
 Person2:  In that case , you have to buy two full fare tickets .  
 Person1:      Here is the money . 

0