It's hoped that a local train line can be included in a pilot return to catering services.
Pulled at the start of the Covid pandemic, the tea trolley has made a comeback in some parts of the country.
Last year, Irish Rail said it was working to find a preferred supplier in order to restore the services while NTA representatives confirmed that no funding is available.
The Oireachtas Committee on Transport heard earlier today of a proposed pilot on routes in the third quarter of this year.
Labour Senator Nessa Cosgrove feels the Sligo to Dublin line should be included:
Work still continues for the provision of an early morning service between Longford and Sligo.
Senator Cosgrove says money remains the key isssue: