Bess: Ooops! Anton, can you change my reservation so that it starts on the 6th?
Anton: We have guys staying till 6th. Can you come on the 7th?
Bess: Sure. No pro. Thank you!
Anton: Pleasure.
Bess wants to change her reservation so that it starts from the 6th. Anton still has guests staying until 6th, so Bess will come on the 7th.