# 1:1 Mentoring Call with Marta Villegas

> A video call with Marta, our lead designer at the studio! Are you a junior designer looking to improve your skills? or maybe you are an aspiring entrepreneur looking for guidance on your new biz? Whatever it is, get ready to take your design career to the next level!

- Host: Marta Villegas
- Duration: 45 min
- Location: Cal Video, Google Meet
- Host time zone: Europe/Madrid
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/martaboldzebra/mentoring-call
- Event type id: 474944

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=474944&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": 474944,
  "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), `notes` (Tell me about your biz!)
- Optional fields: `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.
- `location` is optional; without it the booking uses the event’s first location.