customer: Hello. 
 agent: Hello. How can I help you today? 
 customer: I planned to meet my cousin in HOU, can you please help me to book a flight ticket from IAH? 
 agent: Sure, can you share me your travelling dates? 
 customer: I prefer to travel on Jul 11 and Jul 13. 
 agent: Do you have any airline preference? 
 customer: No. 
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 customer: I prefer to travel in a direct flight. 
 agent: I want to know your good name please. 
 customer: I am Samuel Turner. 
 agent: Sorry, no flights are found on your travel dates. 
 customer: Ok, no problem. Thank you for your information. 
 agent: Thank you for reaching us.
agent: Is there any other specifications?