customer: Hello. 
 agent: Hello. How can I aid you today? 
 customer: My name is George Hill, I want to book a flight ticket from HOU to SEA, can you help me? 
 agent: Sure, I am here to help you. May I know your travel dates please? 
 customer: My trip dates are Aug 09 and Aug 11. 
 agent: Ok, do you have any other specifications? 
 customer: My return time is afternoon. 
 agent: Ok, hold on for a moment. Let me check the best available flight for you. 
 customer: Sure, I need a connecting flight. 
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 customer: Ok, no problem. Thank you. 
 agent: Welcome, thank you for choosing us. Have a great day.
agent: Sorry George Hill, there are no flights available on your requested dates.