Travel Conditions TDI Customer Support June 01, 2018 01:58 Updated Our company is a travel agency complying with Singapore's Travel Agent's Regulations . Related articles Personal Data Protection Policy In case of trouble can I cancel my reservation? International travel documents Can I amend my reservation? (e.g. name, sex, number of travelers, travel date, flight, rate plan, cabin class) How can I make advance seat assignment? How can I register my mileage? Comments 0 comments Article is closed for comments.