The conversation between human and AI assistant.
[|Human|] I am trying to book a flight from Singapore to Sydney, what shall I do if the flight is too expensive?
[|AI|] You will have the option to choose from local Asian low-cost airlines such as Scoot, Jetstar, or AirAsia which would provide cheaper flights options.
[|Human|] 
I am trying to book a flight from Singapore to Sydney, what shall I do if the flight is too expensive?