customer: Hi. 
 agent: Hello, how can I help you today? 
 customer: I am Patrick White. Please book a flight ticket on dates 12/09 and 12/11. 
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 customer: My airport codes are NY-LGA and DC-DCA. 
 agent: There is a flight with your requirement, airline is Hawaiian with price 100 and single connection. 
 customer:   Yes, please. Proceed with booking. 
 agent: Your booking is done. 
 customer: Thank you. 
 agent: Thanks for reaching us.
agent: Sure, kindly mention your airport codes.