customer: Hello. 
 agent: Hello, how can I assist you for the day? 
 customer: Please book me a flight ticket from DTW to LAX to meet my family. 
 agent: When you are willing to travel? 
 customer: I have planned to travel on Dec 01st and return on Dec 03rd. 
 agent: Let me know your connection limit? 
 customer: I connecting flight. 
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 customer: No, thanks. 
 agent: May, I know your good name? 
 customer: David Anderson. 
 agent: Sorry, we found no flights on your given dates. 
 customer: Ok, no problem. Thank you. 
 agent: Thank you for reaching us.
agent: Do you have any other requirements?