Open the brackets, put the verb in the correct form in the sentence: “Miss Garey said she (to meet) ... me there at 3 o’clock”.

Miss Garey said she would meet me there at 3 o’clock.

После глагола в прошедшем времени said используется будущее в прошедшем времени: would + инфинитив.

Ответ: would meet