customer: Hello. 
 agent: Hello, how can I assist you now? 
 customer: I would like to attend a meeting at Las Vegas, please help me in booking a ticket from DEN to LAS. 
 agent: Sure, I am happy to help you with that. Can I have your travel dates  please? 
 customer: My planned travel dates are on July 4 and July 6. 
 agent: Ok, please let me know the timings of your journey. 
 customer: I am comfortable with any timings. 
 agent: Do you prefer any specific airlines  to travel? 
 customer: No, thank you for asking. 
 agent: Do you have any other specifications? 
 customer: I prefer a connecting flight. 
 agent: Can I have your good name please to proceed further? 
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 agent: Sorry to inform you that no flight is available to you on your planned dates. 
 customer: Ok, no issues. Thank you for your information. 
 agent: Thank you for choosing us, have a good day.
customer: Myself Jeffrey Lee.