All of time and space

This is a Doctor Who fan fiction about the 10th Doctor.
Dianne runs into the Tardis when she is being chased by a crazy old lady, she locks the door and starts to look around. The doctor is in the library and when he comes into the console room she sneaks away out of his sight and hides.
Unaware of Dianne in the Tardis, the Doctor tries to travel to New, New York to see how it's doing but something malfunctions and he ends up in in the middle of London, England, 1915 during the first World War.
The Doctor and Dianne get stranded here when the Tardis can't move because something in the area is stopping her. Will they be able to make it out of there and back to the 21st century?