customer: Hello. 
 agent: Hello, how may I assist you today? 
 customer: Can you please help me in booking a flight ticket from Houston, IAH to Las Vegas, LAS? 
 agent: Sure, may I know your planned travel dates? 
 customer: My journey dates are from Nov 12 to Nov 14. 
 agent: Do you have any limits on number of connections? 
 customer: I need a lay by in between journey. 
 agent: Do you have any another specifications on your journey? 
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 agent: May I know your name for the booking process? 
 customer: My name is Nicole Miller. 
 agent: Sorry, no flights are available on your required dates. 
 customer: Ok, that's not a problem. Thanks for your information. 
 agent: Welcome, thank you for reaching us.
customer: My depart time is evening.