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'.

[Q]: Person1: Have any plans for the weekend , Tom ?
Person2: Yes . I am going for a hike around the Qinghai Lake .
Person1: Oh , do you go hiking often ?
Person2: I go as much as I can . I love hiking , because you can really get in touch with nature .
Person1: It would be nice to get out of the city . Do you want some company ?
Person2: Sure . But it will be a long hike 30 miles in three days . Have you been hiking before ?
Person1: Yeah , I go a lot too . I saw a bear and a lion on my last hike .
Person2: Wow . You must have been pretty far away from the city .
Person1: Yeah , my friend and I hiked in a very wild part of the national forest .
Person2: Well , bring him along to . We will have a great time this weekend .
Person1: Thanks . I will ask him .
[A]: 1

[Q]: Person1: Can you tell Bob from Tom ?
Person2: How can I ? They're as alike as two peas in a pod .
Person1: Don't you notice that Bob has a mole on his face , but Tom does not .
Person2: You really have keen eyes .
[A]: 1

[Q]: Person1: May I help you ?
Person2: This dress is beautiful . May I try it on ?
Person1: I'm afraid you can't .
Person2: What is the material of this dress ?
Person1: It's 100 % cotton .
Person2: That's good . Can you give me a reduction ?
Person1: It's already reduced 20 % .
Person2: Do you have any cheaper ones ?
Person1: Yes . Please come this way .
[A]:
1