Verified answer

1. It is not specified where Mum and Ann are going.

2. It is not specified if Ann knows anything about the coming trip.

3. It is not specified if they have packed their luggage yet, but it is mentioned that Mum has already packed her trainers.

4. It is mentioned that they haven't written the luggage labels yet.

5. Mum will put their plane tickets and passports in her hand luggage.