SharePoint Calendar List(SharePoint and Java scripts skill)

Hello, I hope you're doing really well. We are reviewing your requirements and we can do this work. We are a team of highly skilled individuals having 8+ years of experience in the IT Industry. We have worked with Microsoft technologies for years and helped clients get the most out of the Office365, PowerBI, PowerApps, .NET, and SharePoint platform. CORE SKILLS:- - Office 365 -SharePoint 2013, SharePoint 2016 SharePoint 2010, Microsoft Office SharePoint Server 2007 -SharePoint Intranet - Design and implementation of Workflows using MS Flow - PowerAutomate, PowerApps, PowerBI - Hosted App creation - Design and Development of branded Sharepoint Intranets - Creation of custom WebParts. -Rest API IDE: Visual Studio 2012/2013, Visual Studio 2008, Visual Studio 2005 Database: SQL Server 2017/2014/2012/2008/2005/2000, MySQL, Oracle, Azure. If you recruit us then I'm pretty sure you'll be absolutely pleased with our expertise. We need one small meeting to address the complete requirements on a personal message and then start ASAP work. Don’t miss to see the client testimonials: Waiting for your kind reply. BEST REGARDS. HINA

Hi, I have 17 years of experience on SharePoint and worked on multiple projects on all versions of SharePoint

This is not possible out of the box or javascript. At the max you will be able to block dates greater than today. Otherwise you will have to develop a custom form altogether.

Hey! I am ready to work with you, I have read your requirements and I am confident that I will deliver you the task. I am professional computer programmer with skills including JavaScript and Sharepoint and etc. Kindly share with me more details so I can start this job right away. Let's chat, Ghafoor