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:     Hello , is it necessary to do warm-up exercise ? I can't wait to dive into the water .  
 Person2:  I'm sorry . Every customer coming here must do the warm-up exercise before getting down to swimming . That's out regulation .  
 Person1:      Yeah , I see . You are just doing your job . But I wanna know what the advantages it has .  
 Person2:  OK , lovely boy . Try to be patient . Do you know the danger of swimming without warm-up ?  
 Person1:      As far as I know , people will be weak if they swim too long .  
 Person2:  That's right . But the most dangerous thing is that their legs may spasm out of control when swimming .  
 Person1:      Is it very dangerous ? I'm a little scared . Do you offer the lifebuoy for us ?  
 Person2:  Yes , besides that , we also provide our customers with goggles , swimming suit and something like that .  
 Person1:      Do you have the workers to save me if anything should happen ?  
 Person2:  Of course , all the workers here are able to swim , and they will come to your aid quickly . 

1