customer: Hi. 
 agent: Hello. How may I guide you today? 
 customer: Can you please help me to make my reservation from SEA to DFW? 
 agent: Sure, I will help you. Can you please provide your planned dates of travelling? 
 customer: Sure, I have to depart on 04/27 and return on 04/29. 
 agent: Ok, may I know your name to book the flight ticket? 
 customer: My name is Deborah Smith. 
 agent: Please wait a moment to check the flights. 
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 agent: Sorry to inform you that, there are no flights moving to your region with your planned dates of travelling. 
 customer: No problem, anyway thank you for the information. 
 agent: Thank you for approaching us, have a great day.
customer: Sure.