members = {"김철수":"오전권", "이영희":"오후권"}
answer = []
time = 15

for name, ticket in members.items():
    if ticket == "오전권":
        if not (6 <= time < 12):
            answer.append(name)
    elif ticket == "오후권":
        if not (12 <= time < 18):
            answer.append(name)
    elif ticket == "종일권":
        if not (6 <= time < 24):
            answer.append(name)

print(answer)