customer: Hello. 
 agent: Hello, how may I help you? 
 customer: Can you please help me in booking my flight ticket from LAS to PHL? 
 agent: I am glad to help you. May I know your planned travel dates? 
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 agent: Do you have any connection limit preference? 
 customer: I need single connection flight. 
 agent: Could you help me with your name please? 
 customer: Myself Raymond King. 
 agent: Sorry, there are no flights available for the mentioned dates. 
 customer: Ok, thank you for checking. 
 agent: Thank you for reaching us.
customer: My travelling dates are May 13 and May 15.