customer: Hello. 
 agent: Hello, could you please tell us for what help you approached us? 
 __ 
 agent:  Sure, may I know your departure and arrival day? 
 customer: My trip dates are 17 to 19 of Nov. 
 agent:  Ok, could I have your name please? 
 customer: I am Brandon Taylor. 
 agent: Ok, do you need direct or connecting flight? 
 customer: I want a direct flight. 
 agent: Ok, do you have any other specifications? 
 customer: No. 
 agent:  Sorry, there is no flight on your requested travelling dates. 
 customer: It's ok, not a problem, thank you. 
 agent: You are welcome, have a great day.
customer: Can you help me to book a flight ticket from ATL to HOU?