Airline Announcement
Reporting Lost Luggage
Planning a Trip
100

the person flies planes

captain

100

maybe

perhaps

100

a schedule that lists the times at which certain events take place

timetable

200

to put off until a later time

delay

200

buy

purchase

200

pay someone for the use of something for a period of time

rent

300

a public statement about a fact or notification

announcement

300

the act of giving help or support.

assistance

300

to make plans 

arrange

400

to not allow

prohibit

400

to state or request as one's right.

(file a) claim

400

flights take you from one airport to another without stopping

direct flight

500

the height of a thing above Earth or above sea level

altitude

500

a conveyer belt that carries luggage to be claimed by air travelers  

carousel

500

to change from one airplane to another

transfer