Sure, here are some common phrases and vocabulary related to business dining:
1. Reservation: Have you made a reservation?2. Host: Who will be the host for this meal?3. Seating: Where would you like to be seated?4. Menu: Have you had a chance to look at the menu?5. Order: What would you like to order?6. Special dietary needs: Do you have any special dietary needs or restrictions?7. Appetizers: Lets start with some appetizers.8. Entrees: For the main course, I recommend...9. Drinks: Would you like something to drink? 10. Wine selection: Do you have a wine list? Can you recommend something to pair with our meal?11. Payment: How will you be paying today?12. Small talk: How has your day been? Have you been to this restaurant before?13. Thank you: Thank you for the lovely meal/company/time/etc.14. Business discussion: If this is a business meal, it is appropriate to discuss business matters, but keep it professional and avoid controversial topics.15. Tipping: In most countries, it is customary to leave a tip for good service.I hope these phrases and vocabulary will help you navigate business dining with ease.