Tax year 2023, please show work

Question 2 (Chapter 9) (a) Suzie is self-employed and travels from San Francisco to Austin, Texas for a business trip. However, she also wants to explore the city and visit local attractions. Her itinerary is as follows: Wednesday - travel Thursday - business Friday - business Saturday - site seeing Sunday - site seeing Monday - site seeing Tuesday - business Wednesday - travel Suzie incurs the following expenses: Airfare - $4,200 Meals at restaurants ( 8 days at $105 per day) - $840 Lodging (7 nights at $450 per night) - $3,150 What is the deductible amount of: Airfare? Meals? Lodging? (b) What would be Suzie's airfare deduction if everything is the same, except that she travels to Dublin, Ireland instead of Austin, Texas