customer: Hello. 
 agent: Hello. 
 customer: I am Carolyn Rodriguez. 
 agent: In which way I can assist you today? 
 customer: Can you help me in booking a ticket on the dates from 05/22 to 05/24. 
 agent: Sure, I can help you with that. 
 customer: Thanks. 
 agent: May I know your preferable airport code names for booking flight ticket? 
 customer: My airport codes are SEA and HOU. 
 agent: Ok, please wait a moment, I will check flight availability. 
 customer: Ok. 
 agent: Sorry no flights available in this route as per your requested dates. 
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 agent: Thank you for reaching us, have a good day.
customer: It's fine. Thank you for your help.