６時は満席です。

６時は満席です。

We're all booked up at 6:00.

６時(じ)は満席(まんせき)です。

Roku ji wa manseki desu.

六 (ろく、む、むう)

six

時 (じ)

hour; o'clock; (specified) time; when ...; during ...

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

満席 (まんせき)

full house; all seats occupied; fully occupied

です (です)

be; is

Readings: ジ、とき、 -どき

Meanings: time, hour

Readings: マン、バン、み.ちる、み.つ、み.たす

Meanings: full, fullness, enough, satisfy

Readings: セキ、むしろ

Meanings: seat, mat, occasion, place