| 1 | Could you give me your number and I'll call you if someone cancels? | |
| 2 | We might have cancellations. Could you call us again closer to the date? | |
| 3 | We're already in mid air, how can the flight be cancelled? | |
| 4 | She failed to call the office to cancel her appointment. | |
| 5 | They would be very reluctant to postpone or cancel the meeting. |
