# 30 Min Cutover Assessment with Cutover Manager Services Ltd

> Cutover doesn’t have to be chaotic. We’ll show you how to take control of your Go Live with expert planning, risk management, and leadership support. Whether you’re early in the programme or racing towards the deadline, we’ll help you deliver a smooth, stress-free transition. Pick a date and let’s get started.

- Host: Cutover Manager Services Ltd
- Duration: 30, 45, 60 min
- Location: Google Meet
- Host time zone: Europe/London
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/cutover-manager-services-call/30min
- Event type id: 1890723

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=1890723&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": 1890723,
  "start": "<UTC ISO 8601 start from the slots response>",
  "lengthInMinutes": 30,
  "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.
- `lengthInMinutes` picks one of 30, 45, 60; pass the same value to the slots request as `duration`.