answer: Sandy is terrified of jumping off, although she is the one who wanted to come, while #Person2# is not too scared.
documents: #Person1#: What's your number?
  #Person2#: I'm number seven. What about you?
  #Person1#: Five.
  #Person2#: Hah hah! You have to go before me.
  #Person1#: You think it's funny. I'm terrified.
  #Person2#: Don't worry. It's safe.
  #Person1#: But I've never jumped off anything in my life. The highest thing I've jumped off is my bed. I'm scared.
  #Person2#: You are the one who wanted to come here, Sandy. You should enjoy it.
  #Person1#: I guess I'm adventuresome, but then I'm scared too.
  #Person2#: I'm not too scared. But I've done sky diving before.