# PMI Stack - Discovery Call with Dylan Harrocks

> A 30-minute chat to understand what you're dealing with; whether that's inherited systems from recent acquisitions, data scattered across platforms, or just trying to figure out where to start. No pitch, no pressure. We'll talk through your situation and be honest about whether we're the right fit to help.

- Host: Dylan Harrocks
- Duration: 30 min
- Location: Google Meet
- Host time zone: Europe/Madrid
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/dylan-harrocks/pmi-stack-discovery-call
- Event type id: 4376124

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=4376124&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": 4376124,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- Optional fields: `notes` (Additional notes), `guests` (Add guests)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.