US Patent 10275810 Processing and fulfilling natural language travel requests

Systems and methods that process natural language travel requests are described herein. According to some embodiments, methods for processing natural language travel requests may include: (a) decoding itinerary components from a natural language travel request, (b) determining a node type for each of the itinerary components, (c) ascertaining dependencies between each of the itinerary components based upon respective node types, (d) generating an unconstrained schedule using the itinerary components and respective dependencies therebetween, and (d) allocating available inventory to each of the itinerary components according to the unconstrained schedule to fulfill the natural language travel request.