TASK DEFINITION: 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
PROBLEM: I need round trip planet tickets and want the first flight to depart at morning 8.

SOLUTION: Flights

PROBLEM: Hey! Nancy! Please can you help me to get bus tickets?

SOLUTION: Buses

PROBLEM: I am in need of having a cab.

SOLUTION:
RideSharing