customer: Hello. 
 agent: Hello, how may I guide you? 
 customer: My name is Justin Thompson. I would like to visit New York for a business meeting, can you please help me in booking a flight ticket? 
 agent: Sure Justin, can I know the details of travel? 
 customer: I would like to travel from AUS to LGA. The dates are from 03/09 to 03/11. 
 agent: I'm sorry Justin, there are no flights matching your details. 
 customer: That's ok. 
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 customer: Thank you for your help.
agent: Thank you, have a good day.