| United Nations Directories
 for Electronic Data Interchange for
 Administration, Commerce and Transport
 
 
   UN/EDIFACT
 | 
      Change indicators
        a plus sign (+)    for an addition
        an asterisk (*)    for an amendment to structure
        a hash sign (#)    for changes to names
        a vertical bar (|) for changes to text for descriptions,
                           notes and functions
        a minus sign (-)   for a deletion
        an X sign (X)      for marked for deletion
       AAI  ACCOMMODATION ALLOCATION INFORMATION
       Function: To specify the references, the type and the
                 characteristic of accommodations allocated as a
                 result of a reservation request.
010    E997 ACCOMMODATION ALLOCATION INFORMATION       M   20
       1154  Reference identifier                      M      an..70
       9143  Relationship description code             C      an..3
       4187  Special requirement type code             C      an..4
       7111  Characteristic value description code     C      an..3
       4184  Special requirement description           C      an..17
       Note: 
            The component 4184 - Special requirement description
            - occurs 99 times in the composite.
Segment AAI is used in the following Messages: 
       RESREQ    RESRSP
    
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