Keyword Research for US Market

Conduct a keyword research for a company in a travel niche for US Market. At this level I will need all relevant keyword ideas you can find, as many as you can find along with the search volume and competitiveness of each term.
You will need to put in everything you can find even with 0 search volume so I can understand the market- but at the same time provide me with decent amount of keywords I can target.
Make sure you do previous research about the company in order to understand the market.