customer: Hello, I am Ronald Evans. 
 agent: Hello, how may I help you? 
 customer: I am planning to go for Redwood regional park at Oakland, CA-OAK. Can you please help me to book a flight ticket with fare of 200? 
 agent: Sure, let me know your source code? 
 customer: My source airport code is Chicago, IL-ORD. 
 agent: May I know your scheduled dates of journey? 
 customer: My schedule dates are from 01/05 to 01/07. 
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 customer: Ok. 
 agent: Thanks for waiting, we did not found any flights. 
 customer: Ok, no problem. Thanks for your information. 
 agent: Thanks for reaching us.
agent: Please wait.