Liz Truss PM departs Number Ten for PMQ's

The transcript includes a series of brief exchanges, starting with greetings and farewells, followed by a short mention of milkshakes, and concluding with final thoughts indicating a sense of completion or satisfaction.

What emotions might be conveyed in the phrase 'OK. Thank you. Thank you. Bye, bye.'?

What does the repetition of the word 'Already' suggest about the speaker's feelings?