Zack: I'm in the shops. Do we need anything?
Gill: Washing powder and kitchen towels.
Zack: Ok. Food?
Gill: No, We've got everything. 
Zack: Ok. Lots of people here. I may be stuck in queues. I should be home about 6 or 6.30.
Gill: Ok. No problem
Zack: Is Nick home?
Gill: Not yet :-(
Zack: We need to talk to him!
Zack is in the shops asking Gill if they need anything. They need washing powder and kitchen towels. Due to a lot of people Zack might be home around 6 or 6:30. Nick is not home yet and they need to talk to him.