# Follow-up with Beisline, PLLC

> Coaching/Counseling : 45 minute virtual follow-up

- Host: Beisline, PLLC
- Duration: 45 min
- Location: Cal Video
- Host time zone: America/Los_Angeles
- Confirmation: The host confirms each booking; it stays pending until they accept it.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/beisline/45
- Event type id: 4485417

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=4485417&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": 4485417,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "Phone": "…",
    "Updates": "…",
    "Updated-info": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `Phone` (Phone)
- Optional fields: `Updates` (Any changes to your information? (e.g. name, phone, email, address, credit card number, etc)), `Updated-info` (If Yes, please specify and provide the updated information.)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.
- A successful response is a pending booking request.