A: Are you sure you want to go to Seattle?
B: Yes, I am sure.
A: It's an eight-hour drive.
B: I know. Let's go.
A: If you say so.
B: I'll drive for the first four hours.
A: I'll drive for the last four hours.
B: Did you bring food?
A: I brought sandwiches and bottles of water.
B: Good. I brought the napkins.
A: Let's get gas first.
B: Yes, we need a lot of it.