# Coffee Chat with Ruthy

> A relaxed 15 minute catch-up for founders, creators, partners and anyone in our network. No pitch and no agenda. Tell us what you are building and where you want to meet people, and we will share who we can introduce you to.

- Host: Ruthy
- Duration: 15 min
- Location: Cal Video
- Host time zone: Australia/Sydney
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/ruthy/coffee-chat
- Event type id: 7768548

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7768548&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": 7768548,
  "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.