# Consultation with Alistair Johnstone

> An honest conversation about where you are and where you want to be. £75 for one hour. Pay to confirm: https://paypal.me/theemissingpiece/60

- Host: Alistair Johnstone
- Duration: 60 min
- Location: Cal Video
- Host time zone: Europe/London
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/alistair-johnstone/initial-session
- Event type id: 5249044

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5249044&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 5249044,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "what-dealing-with": "…",
    "best-times": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `what-dealing-with` (What are you dealing with?)
- Optional fields: `best-times` (Best times to contact you)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.