TO express a specific number or refernece in relation with an itinerary (like a train number or a flight number)  | 
                           
| Complex Type | ShipType | 
<xs:attribute name="Number" type="xs:string" use="optional"> <xs:annotation> <xs:documentation xml:lang="EN">TO express a specific number or refernece in relation with an itinerary (like a train number or a flight number)</xs:documentation> </xs:annotation> </xs:attribute>  |