Alan: I'm doing a party this weekend and you're all invite to come.
Roy: Great! Count me in!
Dylan: Can I come with my GF?
Alan: Sure!
Alicia: I'm sorry, I'm out of town. 
Alicia: Have fun!
Martha: I'll let you know tomorrow, I'd love to come but I need to switch my work shift
Alan is throwing a party this weekend. Roy will attend, Dylan will bring his girlfriend. Alicia won't make it as she isn't in town. Martha will confirm tomorrow if she can change her work schedule.