customer: Hello. 
 agent: Hello. How can I assist you today? 
 customer: I want a direct flight from Orlando to Phoenix. 
 agent: Sure, can you please share your travel dates? 
 customer: My journey dates are 09/11 and 09/13. 
 agent: Could you please help me with airport codes? 
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 agent: May I know your name to proceed further? 
 customer: Donald Roberts here. 
 agent: Donald, there is no flight available at your requested dates. 
 customer: It's ok, thank you for your help. 
 agent: Thank you for contacting us.
customer: My airport codes are MCO and PHX.