https://innovationspace.ansys.com/forum/forums/topic/1-866738-0729-singapore-airline-refund-policy/https://innovationspace.ansys.com/forum/forums/topic/1-866738-0729-singapore-airline-refund-policy/https://innovationspace.ansys.com/forum/forums/topic/1-866738-0729-singapore-airline-refund-policy/