Ron: Adrian, are you there?
Adrian: Hi Daddy
Ron: Are you home? 
Adrian: Yes
Ron: Ok, good. I wasn't sure if you took the keys in the morning.
Ron: I'll be home after 5, don't forget about your homework.
Adrian: Ok. Can you buy something to drink? I'm so thirsty
Ron: Ok
Adrian: Thanks.
Ron: Just don't forget about your homework
Ron will be home after 5 and will buy something to drink for Adrian, who is supposed not to forget about his homework.