## CancelAppointment (1 of 2) {#cancelappointment_1}

Cancels the appointment.

**Returns:** AlternateView AlternateView that represents the format to view an email message.

```cpp
CancelAppointment()
```

---

## CancelAppointment (2 of 2) {#cancelappointment_2}

Cancels the appointment.

**Returns:** AlternateView AlternateView that represents the format to view an email message.

```cpp
CancelAppointment(int32_t seqId)
```

| Parameter | Description |
| --- | --- |
| seqId | The sequence id. |