A system and method comprising: receiving itinerary data from at least two sources; identifying a traveler associated with the itinerary data; and adding information about the identified traveler to the itinerary data. The connector assembly comprises a first connector having a plurality of first boards which have conductors formed on the surfaces thereof, a second connector having a plurality of second boards which have conductors formed on the surfaces thereof, and a relay connector which is attached to the first connector or second connector. An inner wall and an outer wall that is spaced apart from the inner wall form a cavity between the walls. Each of the RFID circuit elements To has an IC circuit part for storing information and an antenna connected to said IC circuit part. Within a customized class library management system, a client system can deflate, delete and regenerate applications and class libraries in accordance with resource requirements of the client and other criteria. An electromagnetic wave receiver receives the reflected electromagnetic wave signal.