约会约火锅略尴尬，环境和食物都不适合。我觉得约日餐和法餐为宜。饭后还可以约小酌一杯。
给你推荐几个比较有趣的bar, 记得坐吧台，这样才靠的够近。
The Guild https://www.theguild.sg/
The Library Bar
Shin Gi Tai
Operation Dagger https://operationdagger.com/
Mr Stork rooftop bar https://www.hyatt.com/en-US/hotel/singapore/andaz-singapore/sinaz/dining