Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: Fares for Metrolink passengers have gone up by an average of "about 4%" to help pay for new trams and planned Oyster-style smartcards.

Metrolink fares hike to help fund new trams and smartcards