Describe in a complete french sentence what the people are doing:

3. why is it important for a firefighter to know another language?

Any french speakers? if so, could someone check over a few sentences i wrote? i am having a difficult time in french since i teach myself and i'd like to know if my written text is grammatically correct. my text: mon sujet est la nourriture française. j'aime manger la nouvelle nourriture française alors nourriture française est un bon sujet. j'aime manger la nourriture française parce que peut-être que je vais apprendre de plus sur la culture française. le fromage est très populaire en france alors ce n'est pas de surprise les plats français les plus populaires sont à base de fromage. beaucoup de personnes aiment fondue savoyarde, mais ma nourriture préférée française est le dessert macaron.*i am talking of french food and why.*, sm

Sally was visiting france and on a tour with one of her friends that live in paris. her friend, chloe bumped in the someone she must have known and they started talking. sally wanted to ask them is they were friends and how they meet but she forget how to say it it french. how do you say, hi my name is sally, are you friends with chloe in french