The context of the following conversation is Jan had to clean up after the big birthday party. To start, Jan put the dishes into the sink and wiped the cake crumbs off the table.:
Jan says Monica made the birthday cake so I had to clean up up after the big birthday party.  I wiped the cake crumbs off the table.  Then put the dishes into the sink..
The friend responds You are so thorough when you clean..
Jan responds I would make a good roommate..
The friend responds Is that a hint?  I am looking for a new roommate.  Mine graduated and went back home..
Jan responds My lease is up next month.  It would be fun for us to be roommates..
The friend responds Let's do it..