롯데호텔에서

In a sentence

• 나는 친구와 롯데호텔에서 저녁을 먹었다.

  I had dinner with a friend at Lotte Hotel.

  Here, '롯데호텔에서' indicates the location where the dinner took place.

• 롯데호텔에서 열리는 콘서트에 참석할 예정입니다.

  I plan to attend the concert held at Lotte Hotel.

  In this sentence, '롯데호텔에서' denotes the venue of the event being attended.

• 롯데호텔에서 구매한 선물은 정말 마음에 들어요.

  I really like the gift I purchased at Lotte Hotel.

  For this usage, '롯데호텔에서' specifies the place where the gift was bought.