.EVENT.......: Cancel_Reservation
.DESCRIPTION.:
For some reason, a reservation is cancelled without being satisfied.
A member may telephone a member of the library staff, saying that he
wishes to cancel the reservation. Or he may write a letter or speak to
a librarian in person.
Typically this event occurs when a person has been waiting for a
reserved item for so long, that he is no longer interested in obtaining
it.
.COMPOSITION.:
reservation_id &reservation_id
.BackwardReferences:
see CLASS Member
see CLASS Reservation