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I sing in a choir topamax generic cost walmart It describes the possibility of a "virtual personal assistant" storing boarding cards, hotel check-in information and updating travel itineraries in real-time as the journey progresses. Passengers, it said, could "glide with their e-passports and smart visas through terminals uninterrupted by checkpoints and not held up by queues". Would-be travellers, it suggested, need not be constrained by an "origin plus destination plus date" search when booking trips, instead asking online providers to find the best holiday to fit their interests.