# Lead to Conversion Assessment with Leaderra

> Claim your call if you want to get more sales meetings from your outreach channel and get more from the budget you already invested in. We'll share how to increase by 10X more booked meetings per month and save money and time every month Not sure if you want to claim your call? In the worst-case scenario, you'll learn what to do and what works for you. Best-case scenario, you will get more sales meetings in less time from your outreach channel Claim your call.

- Host: Leaderra
- Duration: 15 min
- Location: Google Meet
- Host time zone: America/Argentina/Buenos_Aires
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/leaderracom/intro
- Event type id: 3423782

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=3423782&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": 3423782,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "How-many-leads-do-you-get-a-month": "…",
    "Main-Challanges": "…",
    "URL": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `attendeePhoneNumber` (Phone number), `How-many-leads-do-you-get-a-month` (How many leads do you get a month?), `Main-Challanges` (What's your biggest challenge with leads?)
- Optional fields: `URL` (What is your website url)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.