history: i am waiting for my sister to come into town, havent seen her in 6 months.  i am waiting for my sister to arrive into town.  Ooh_comma_ sounds nice_comma_ Always good to see the siblings.
current: yes, we are going to have so much fun, i feel like a kid again when shes in town
next: Hah, i hope you two have some fun. My sisters visited me a few weeks ago and we had some fun.