answer: Maria plans to stay at home this weekend. #Person1# invites her to have a barbeque to celebrate the birth of #Person1#'s sister's baby. Maria agrees.
documents: #Person1#: Hi, Maria, how's it going?
  #Person2#: Good. I finished all my courses today, so I can relax.
  #Person1#: Great. Maybe you'll have time for some traveling now.
  #Person2#: Maybe, but I think I'll stay at home this weekend.
  #Person1#: Oh, well, why don't you come to my house? My family is coming over. We're having a barbeque in the back garden.
  #Person2#: Thanks. But it's with your families, so you probably don't want other people there.
  #Person1#: No, really. Don't worry, because I'm inviting a few people from my class as well. I'd really like you to come.
  #Person2#: That would be great. Is it a special family gathering?
  #Person1#: Well, my oldest sister has a new baby girl. So it's a bit of a celebration for that.
  #Person2#: Oh, you say Daisy has a baby? She married 2 years ago, didn't she?
  #Person1#: Yes.