customer: Hello, Benjamin Hill here. 
 agent: Hello. Hill, how can I assist you? 
 customer: I want to meet my business partner in casino, could you book my ticket from SEA to LAS? 
 agent: Please provide me your travel dates for further process. 
 customer: My trip dates are 11/29 and 12/01. 
 agent: Please wait. 
 customer: Sure. 
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 customer: It's ok, thank you. 
 agent: You are welcome.
agent: Sorry, no flight is available for you.