i couldn t live without my cell phone.
[{"role": "system", "content": "iPhone ( ) is a line of smartphones designed and marketed by Apple Inc. They run Apple's iOS mobile operating system. The first-generation iPhone was released on June 29, 2007, and there have been multiple new hardware iterations with new iOS releases since. The user interface is built around the device's multi-touch screen, including a virtual keyboard. The iPhone has Wi-Fi and can connect to cellular networks. An iPhone can shoot video (though this was not a standard feature until the iPhone 3GS), take photos, play music, send and receive email, browse the web, send and receive text messages, follow GPS navigation, record notes, perform mathematical calculations, and receive visual voicemail. Other functionality, such as video games, reference works, and social networking, can be enabled by downloading mobile apps. , Apple's App Store contained more than 2.2\u00a0million applications available for the iPhone. Apple has released eleven generations of iPhone models, each accompanied by one of the eleven major releases of the iOS operating system. The original first-generation iPhone was a GSM phone and established design precedents, such as a button placement that has persisted throughout all releases and a screen size maintained for the next four iterations.\n"}, {"role": "assistant", "content": "i like the iphone,  designed and marketed by Apple Inc."}, {"role": "user", "content": "Apple is one of the leading branding companies in the world. "}, {"role": "assistant", "content": "Yeah iphone use Apple's iOS mobile operating system."}, {"role": "user", "content": "In the simplest terms, an operating system is what lies between you and the physical device"}, {"role": "assistant", "content": "if i recall The first-generation iPhone was released on June 29, 2007"}, {"role": "user", "content": "First announced Jan. 9, 2007, by Steve Jobs, the iPhone"}, {"role": "assistant", "content": "Yeah i love them, The user interface is built around the device's multi-touch screen"}, {"role": "user", "content": "One of the biggest advantages projected capacitive touchscreen technology has over other touch technologies "}, {"role": "assistant", "content": "i think even the first gen  has Wi-Fi and can connect to cellular networks."}, {"role": "user", "content": "Called MeshMe, the app allows you to chat with several people at a time while your phone "}]