Have you tried Remote Phone Call before? It allows you to call phones and send/recieve sms right from your computer. It meets your requirements of running on Windows 10 and Android.

Remote Phone Call

The remote control for your Android phone

Remote Phone Call connects your Android phone with your Microsoft Windows PC. You can easily dial numbers, answer and end calls and write SMS messages. All from your desktop and also directly from Microsoft Outlook...

Features of PC client

• Dial numbers (PC2DIAL)
• Write SMS messages (PC2SMS)
• Add-in for Outlook, Word and Excel
• Accept and end calls
• View and search phone contacts
• View call and SMS history
• .NET/VBA API for own integrations

Features of phone service

• Auto start with WiFi and Bluetooth
• Show connection status
• Includes the PC client setup