# 30- Min Discovery Call with Tina Bar with Tina Bar

> 30 Minute Discovery Call Let’s see if we’re a fit —no pressure, no prep required. It’s a quick, honest conversation to see if I’m the right person to help with your marketing challenges. We’ll talk about what’s going on in your business, what you’re looking for, and whether one of my offers is a good match. If not, I’ll point you in the right direction. If yes, I’ll share what working together could look like. 30 minutes. Zero obligation. Just clarity on next steps.

- Host: Tina Bar
- Duration: 30 min
- Location: Zoom Video
- Host time zone: America/New_York
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/tinabar/30min
- Event type id: 5350193

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=5350193&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": 5350193,
  "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.