Stoopid fucking taxi dude. He's paid for the A to B journey, that's it. He's entitled to nothing more than payment for services and personal (physical) safety. I'd have told him GFY and STFU.
I bet you're not a couple of young girls though. I live in London, grab a cab occasionally, although try to use Black Cabs, these drivers wouldn't dare tell me to stop talking in a different language