P:What can I do fou you?
M:I am lost.Could you tell me where is the Xinhua Bookstore?
P:Yeah.Do you have a map?
M:Yes,here it is.
P:OK.Look at it.We are at here.Go straight along this street till you reach the intersection,turn left and you can see the bookshop at your right hand.
M:Oh,I see.Thank you.
P:It's my pleasure.