Repeat A: Can I please have a rum and coke? B: You are going to have to wait until we take off and are at a cruising altitude. A: I hate flying though, and I really need something to take the edge off. B: I'm sorry we don't serve anything until after take-off. A: I can pay you in cash. B: We don't take cash on the plane anymore. A: So how can I pay? B: When I come around after we take off, you can pay with a debit or credit card. A: I only have cash. B: See if someone will buy you a drink then. A: Can I smoke a cigarette to relax in the meantime? B: Smoking isn't allowed on flights.