answer: #Person2# comes for the backpack. #Person2# shows #Person1# the ID and says the backpack is a soft leather one with a buckle in the front. It's a Polo and has all the gifts for #Person2#'s family. #Person1# returns the backpack.
documents: #Person1#: Can I help you, sir?
  #Person2#: I'm here for the backpack you announced several minutes ago.
  #Person1#: OK, take a seat please, sir. First of all, can you show me your ID please?
  #Person2#: Sure. Here you are.
  #Person1#: OK, could you please tell me what your backpack looks like?
  #Person2#: Of course, it's a soft leather one, you know, not a sports one that looks childish.
  #Person1#: Mmm. . . does it zip closed?
  #Person2#: No, it's straps closed, and it has a buckle in the front.
  #Person1#: OK, can you tell me the distinguishing features of this backpack?
  #Person2#: Oh, yeah, the brand name.
  #Person1#: So what's it, sir?
  #Person2#: Oh, it's a Polo. It has the logo on the back and at the bottom in the left-hand corner.
  #Person1#: OK, can you name the items in it?
  #Person2#: Well, all the gifts for my family, you know, two pairs of sneakers for my children and a bottle of perfume for my wife.
  #Person1#: OK, sir, I'm sure it's your bag. Thank you for your cooperation. You can have it now.
  #Person2#: Thank you so much. You guys are really responsible.
  #Person1#: Can I help you, sir?
  #Person2#: I'm here for the backpack you announced several minutes ago.
  #Person1#: OK, take a seat please, sir. First of all, can you show me your ID please?
  #Person2#: Sure. Here you are.
  #Person1#: OK, could you please tell me what your backpack looks like?
  #Person2#: Of course, it's a soft leather one, you know, not a sports one that looks childish.
  #Person1#: Mmm. . . does it zip closed?
  #Person2#: No, it's straps closed, and it has a buckle in the front.
  #Person1#: OK, can you tell me the distinguishing features of this backpack?
  #Person2#: Oh, yeah, the brand name.
  #Person1#: So what's it, sir?
  #Person2#: Oh, it's a Polo. It has the logo on the back and at the bottom in the left-hand corner.
  #Person1#: OK, can you name the items in it?
  #Person2#: Well, all the gifts for my family, you know, two pairs of sneakers for my children and a bottle of perfume for my wife.
  #Person1#: OK, sir, I'm sure it's your bag. Thank you for your cooperation. You can have it now.
  #Person2#: Thank you so much. You guys are really responsible.