customer: Hello, I am Alexander Miller. 
 agent: Hello, what can I do for you today? 
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 agent: Sure, Could you please provide me your landing and flying airport codes? 
 customer: My airport codes are from NC-CLT and WA-SEA. 
 agent: Ok, Can I know your price effort? 
 customer: I need a flight within the price 1000. 
 agent: Ok, please put forward your trip dates to check the availability of planes? 
 customer: My dates of travel are from 08/07 to 08/09. 
 agent: Ok, wait for a moment. 
 customer: Ok. 
 agent: Thank you for waiting, Unfortunately there were no flights found on your requirements. 
 customer: Ok, no issue. Thank you for your help. 
 agent: Thank you for contacting us, have a good day.
customer: I am planning to surprise my sister on her birthday at Seattle, can you please book a ticket?