#Person1#: How smart of you to book the tickets before hand! 
#Person2#: Oh, do you really think so? 
#Person1#: Of course, otherwise you'll just have to wait for hours. 
#Person2#: But I just got a call from my sister and I have to cancel the movie tonight. 
#Person1# thinks it's wise of #Person2# to book the ticket beforehand.
book in advance