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: Can I help you ?
Person2: Yes , I'd like to have a look at the 2 - piece suit .
Person1: What size do you wear ?
Person2: Middle size
Person1: Then please look at this suit .
Person2: Does this suit come in other color ?
Person1: Yes , we have some in blue , green , black and brown .
Person2: How much is the brown one ?
Person1: US $ 138 .
Person2: Then I'll take it .
Output:
1