He himself was a very old man with shaggy white hair which grew over most of his face as well as on his head, and they liked him almost at once; but on the first evening when he came out to meet them at the front door he was so odd-looking that Lucy (who was the youngest) was a little afraid of him, and Edmund (who was the next youngest) wanted to laugh.

mailman is the most possessive answee

did you figure it out? i need on this same question

i would just say something like,

i need to go outside owner to pee, hold on owner let me mark this tree. i'm thirsty now "starts drinking water" now i am tired. what are you eating owner can i have some, you can't refuse my cute puppy eyes.

just make sure you write that in your own words that way you don't get in trouble.