answer: Alice accepts #Person1#'s birthday invitation. Alice offers to help set up but #Person1# declines her because #Person1# can handle it.
documents: #Person1#: Hi, Alice, what are you doing this sunday?
  #Person2#: Nothing really, why, what ' s up?
  #Person1#: If you are free, maybe you would like to go to a small party and having for my birthday party. It will be fun, you will get to know lots of people.
  #Person2#: Sounds great, I'd very much like to accept your invitation, thanks, when?
  #Person1#: Around six pm.
  #Person2#: Do you need help setting up or anything? I don't mind. I like to do that kind of thing. It's fun and I have a good eye for decorating.
  #Person1#: No. thank you. I can handle it, but thanks for the offer.
  #Person2#: Ok, I will see you then.
  #Person1#: Great, have a good day, thanks again for the offer.