You are given a sentence from a conversation between a human and a virtual assistant. Your task is to identify which one of following five services the sentence is related to - Media, Travel, Flights, Buses, RideSharing

[EX Q]: I need to find a bus leaving from Vancouver for three people.
[EX A]: Buses

[EX Q]: I'm looking for bus tickets to Las Vegas.
[EX A]: Buses

[EX Q]: leaving 09:15 from portland, or
[EX A]:
Flights