customer: Hello. 
 agent: Hello. How can I assist you? 
 customer: I'm planning to visit Las Vegas, can you book a ticket from DEN to LAS? 
 agent: Ok, please can I know your name to proceed? 
 customer: Sure, my name is Ashley Johnson. 
 agent: Ok, please can I know your dates of journey? 
 customer: I would like to depart on 7th Oct and I want to return back by 9th Oct. 
 agent: Ok, please let me know your specifications. 
 customer: I'm looking for single connected flight. 
 agent: Is there any other requirements? 
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 agent: There is a flight ticket available at the location you need for the airfare 100 and the airlines is American Airlines. Can I book the flight 1000? 
 customer: That's fine, you can proceed for booking the ticket. 
 agent: Ok, the class is economy for which the ticket is confirmed. 
 customer: Thank you so much for your help. 
 agent: Thank you for choosing our agency.
customer: No, I don't have any other specifications.