How can the below question be solved?

meeting_hours = [
(1000,1100),
(900,930),
(1330,1430)
]

isAvailable(meeting_hours,800,830) => return true since there is no conflict
isAvailable(meeting_hours,845,915) => return false since there is a conflict
isAvailable(meeting_hours,830,930) => return false since there is a conflict