| No. | Item | Definition |
|---|---|---|
| 1. | air traffic delay | delay from traffic control |
| 2. | announcement unclear | message is hard to understand |
| 3. | app not working | airline app has failed |
| 4. | bag left behind | luggage not loaded onto flight |
| 5. | bag search | manual inspection of baggage |
| 6. | bag tag missing | luggage label not attached |
| 7. | baggage fee | charge for checked bags |
| 8. | baggage problem | issue involving checked bags |
| 9. | boarding problem | difficulty getting onto the plane |
| 10. | booking not found | reservation missing in system |
| 11. | booking problem | issue with the reservation |
| 12. | broken suitcase | suitcase damaged or cracked |
| 13. | bumped from a flight | removed due to overbooking |
| 14. | can’t find the gate | unable to locate departure gate |
| 15. | card declined | payment card not accepted |
| 16. | carry-on problem | issue with cabin baggage |
| 17. | check-in problem | issue during check-in |
| 18. | computer glitch | small system malfunction |
| 19. | crew shortage | not enough staff available |
| 20. | crowded terminal | terminal packed with people |
| 21. | customs problem | issue at customs control |
| 22. | damaged luggage | bags harmed during travel |
| 23. | delayed baggage | bags arriving later than you |
| 24. | denied boarding | refused permission to board |
| 25. | diverted flight | flight sent to another airport |
| 26. | double-booked seat | same seat given twice |
| 27. | duplicate booking | same trip booked twice |
| 28. | elevator out of service | lift not working |
| 29. | engine trouble | problem with the aircraft engine |
| 30. | escalator broken | moving stairs not working |
| 31. | evacuation | ordered exit from the area |
| 32. | excess baggage | bags over allowed limits |
| 33. | expired ID | identification no longer valid |
| 34. | expired passport | passport no longer valid |
| 35. | feel sick | become unwell at airport |
| 36. | flight cancellation | a flight that will not operate |
| 37. | flight delay | a later departure than scheduled |
| 38. | food poisoning | illness from contaminated food |
| 39. | full flight | flight has no open seats |
| 40. | gate change | departure gate moved elsewhere |
| 41. | ID check problem | issue during identity verification |
| 42. | immigration problem | issue at border control |
| 43. | invalid visa | visa not accepted |
| 44. | last-minute cancellation | trip canceled shortly before departure |
| 45. | late arrival | arriving after the expected time |
| 46. | late check-in | checking in too late |
| 47. | long line at check-in | slow queue for check-in |
| 48. | long line at customs | slow customs queue |
| 49. | long line at immigration | slow border control queue |
| 50. | long security line | slow queue at security |
| 51. | lost luggage | bags that cannot be found |
| 52. | luggage mix-up | bags confused with another passenger’s |
| 53. | mechanical problem | technical fault with aircraft |
| 54. | miss a connection | fail to catch next flight |
| 55. | miss a flight | fail to board on time |
| 56. | miss the boarding call | not hear boarding announcement |
| 57. | miss the check-in deadline | arrive after check-in closes |
| 58. | missed departure | flight left without you |
| 59. | missing passport | passport cannot be found |
| 60. | mobile boarding pass won’t load | digital pass fails to open |
| 61. | name mismatch | name does not match records |
| 62. | no seats available | all seats are taken |
| 63. | overbooked flight | too many passengers booked |
| 64. | oversized baggage | bag larger than allowed |
| 65. | overweight baggage | bag heavier than allowed |
| 66. | panic attack | sudden intense anxiety episode |
| 67. | passport problem | an issue with travel documents |
| 68. | payment issue | problem with payment processing |
| 69. | phone battery dead | phone has no power |
| 70. | pickpocketing incident | theft from a person’s pocket |
| 71. | printer not working | machine cannot print documents |
| 72. | rebooking problem | issue changing to another flight |
| 73. | runway closure | runway temporarily shut |
| 74. | schedule change | flight time has been altered |
| 75. | seat assignment problem | issue with assigned seat |
| 76. | seat change | assigned seat moved elsewhere |
| 77. | secondary screening | extra security inspection |
| 78. | security hold-up | delay at security checkpoint |
| 79. | security problem | issue during security screening |
| 80. | shuttle delay | airport shuttle running late |
| 81. | slow baggage claim | bags taking a long time |
| 82. | staff strike | work stoppage by employees |
| 83. | stuck in traffic | delayed on the way |
| 84. | technical issue | equipment or system problem |
| 85. | terminal closure | terminal temporarily shut |
| 86. | terminal transfer problem | difficulty changing terminals |
| 87. | ticket name error | wrong name on ticket |
| 88. | ticket problem | issue with the ticket |
| 89. | tight connection | very little transfer time |
| 90. | traffic delay | slow travel to airport |
| 91. | train delay | airport train running late |
| 92. | visa issue | a problem with visa status |
| 93. | weather delay | delay caused by weather |
| 94. | website down | booking site unavailable |
| 95. | Wi-Fi not working | wireless internet has failed |
| 96. | wrong destination | ticket shows incorrect city |
| 97. | wrong flight date | booked for incorrect day |
| 98. | wrong gate | being at the incorrect gate |
| 99. | wrong terminal | being at the incorrect terminal |
| 100. | wrong travel documents | incorrect papers for travel |
