Well , sir , we are asking all our guests to wear a jacket and a tie in our restaurant .   Is that so ? I didn't know it.Can I possible borrow a jacket and a tie ?   I'm sorry you can't borrow a jacket and a tie .   Then we return to the hotel and come back.Will you change the appointment ?   Certainly.What time will you come back ?   At seven , please .   How many in your party ?   A party of three . 