without killing them. Using Position kills them.
You can move the Torso (Or UpperTorso) to move the character, or use Character:MoveTo(VectorPos)
according to roblox wiki it is this
bool TweenPosition ( UDim2 endPosition, EasingDirection easingDirection = Out, EasingStyle easingStyle = Quad, float time = 1, bool override = false, function(TweenStatus) callback = nil )