customer: Hi. Dennis Hall here. 
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 customer: Reserve a flight ticket that is from SEA to CLT. 
 agent: Can you please tell your travelling dates? 
 customer: My travel dates are from 03/18 to 03/20. 
 agent: Sorry, there are no flights available with your requested details. 
 customer: Ok, not a problem. Thank you. 
 agent: Thank you and have a nice day.
agent: Hello. How can I help you?