A segment to specify associated dates and/or times as required related to locations.0150 Segment Group 4: NAD-ATT-DTM-MEA-GEI-FTX-LOC-COM-EMP-NAT-RFF-SG5-SG6-SG7 A group of segments to indicate if passenger or crew member, personal details (name, title, sex and marital status), date of birth, attributes such as height, hair and eye colour, and other related details.0160 NAD, Name and address