The context of the following conversation is Addison saw that Casey was crying and wanted to let her know that she was available to talk so she put her hand on Casey's shoulder.:
Casey says Addison is such a sweet friend.  The other day she saw that I was really upset and crying and she just put her hand on my shoulder and let me know that she was there if I needed her..
The friend responds That's so sweet.  I always did think that Addison is a very caring person and I know she sees you as a really good friend..
Casey responds I am going to her apartment later tonight and we are just going to talk and eat ice cream and complain to each other about guys, and jobs, and whatever....
The friend responds I sure would love to come hang out and share my misery with you guys..
Casey responds Really?  We would love to have you there!.
The friend responds OK, let me pack my overnight bag and maybe we can turn it into an all-girls slumber party!.