Unable to invoke browser in MACbook using Simulator

I am getting the below error while trying to invoke the browser from MAC Book. Please do assist.

Exception in thread “main” org.openqa.selenium.SessionNotCreatedException: Unable to create new remote session. desired capabilities = Capabilities [{platformVersion=10.3.1, browser=safari, platformName=iOS, udid=95D79442-5289-4757-9C8F-79B26F62D993, deviceName=iPhone 6s}], required capabilities = Capabilities [{}]
Build info: version: ‘unknown’, revision: ‘1969d75’, time: ‘2016-10-18 09:43:45 -0700’
System info: host: ‘cdps-MacBook-Pro.local’, ip: ‘10.80.2.160’, os.name: ‘Mac OS X’, os.arch: ‘x86_64’, os.version: ‘10.12.6’, java.version: ‘1.8.0_144’
Driver info: driver.version: IOSDriver
at org.openqa.selenium.remote.ProtocolHandshake.createSession(ProtocolHandshake.java:91)
at org.openqa.selenium.remote.HttpCommandExecutor.execute(HttpCommandExecutor.java:141)
at io.appium.java_client.remote.AppiumCommandExecutor.execute(AppiumCommandExecutor.java:69)
at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:601)
at io.appium.java_client.DefaultGenericMobileDriver.execute(DefaultGenericMobileDriver.java:40)
at io.appium.java_client.AppiumDriver.execute(AppiumDriver.java:1)
at io.appium.java_client.ios.IOSDriver.execute(IOSDriver.java:1)
at org.openqa.selenium.remote.RemoteWebDriver.startSession(RemoteWebDriver.java:241)
at org.openqa.selenium.remote.RemoteWebDriver.(RemoteWebDriver.java:128)
at org.openqa.selenium.remote.RemoteWebDriver.(RemoteWebDriver.java:141)
at io.appium.java_client.DefaultGenericMobileDriver.(DefaultGenericMobileDriver.java:36)
at io.appium.java_client.AppiumDriver.(AppiumDriver.java:114)
at io.appium.java_client.AppiumDriver.(AppiumDriver.java:132)
at io.appium.java_client.ios.IOSDriver.(IOSDriver.java:82)
at Test.main(Test.java:22)