airlinePassengerStatus

Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'

Predicate: airlinePassengerStatus

Indicates the current travel-related status or classification assigned to an airline passenger (e.g., checked-in, boarded, standby, or loyalty tier).