This is a business law question

Melissa worked for the law firm of Dewey. Cheatem and Howe for 40 years as a paralegal On her 65th birthday she announced that she was going to retire. Chester Cheatem , Jr., who was now a partner in the firm, appreciated Melissa for helping him 20 years ago while he was in law school and study for the bar and successfully pass it. He told her that in recognition of her long service to the firm, they were going to give her a $25,000 00 bonus when she retired On the day of her retirement, the firm had a party with cake and punch. Chester Cheatem, or presented Melissa with a gold watch with the firm's name and her years of service engraved on the back. Melissa said "This is a nice watch, but I'd like to have the $25.000 bonus I was promised Chester Cheatem, Sr. told her that while he appreciated her, along with the rest of the firm there would be no cash bonus Melissa comes to you and wants you to find a legal basis for her to get the bonus you need to determine what the le whether Melissa has a case against the firm Would it make a difference in your analysis if she had purchased a new boat based on Cheatem's promise to pay her the bonus ? Discuss that in the alternative State the legal issue (s ) and analyze fully Melissa worked for the law firm of Dewey. Cheatem and Howe for 40 years as a paralegal On her 65th birthday she announced that she was going to retire. Chester Cheatem , Jr., who was now a partner in the firm, appreciated Melissa for helping him 20 years ago while he was in law school and study for the bar and successfully pass it. He told her that in recognition of her long service to the firm, they were going to give her a $25,000 00 bonus when she retired On the day of her retirement, the firm had a party with cake and punch. Chester Cheatem, or presented Melissa with a gold watch with the firm's name and her years of service engraved on the back. Melissa said "This is a nice watch, but I'd like to have the $25.000 bonus I was promised Chester Cheatem, Sr. told her that while he appreciated her, along with the rest of the firm there would be no cash bonus Melissa comes to you and wants you to find a legal basis for her to get the bonus you need to determine what the le whether Melissa has a case against the firm Would it make a difference in your analysis if she had purchased a new boat based on Cheatem's promise to pay her the bonus ? Discuss that in the alternative State the legal issue (s ) and analyze fully