customer: Hello. 
 agent: Hello, what can I do for you today? 
 customer: My name is Karen Hill and I want to book the flight ticket from LAS to EWR. Can you please help me? 
 agent: Sure, may I know your travel dates? 
 customer: My travel dates are May 17 and May 19. 
 agent: Let me know your class preference? 
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 agent: Do you have any other requirements to be met? 
 customer: I need a single connection flight. 
 agent: Sorry, no flights found on your travel dates. 
 customer: Ok, thank you for the information. 
 agent: Thank you for contacting us.
customer: I am comfortable with any class.