customer: Hello, I am Elizabeth Hill. 
 agent: Hello, how can I aid you today? 
 customer: I want to visit Getty Centre at Los Angeles, Can you please book a ticket for me? 
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 customer: Origin: ATL and Destination: LAX. 
 agent: May I know your travelling dates? 
 customer: My depart is on 04/04 and return is on 04/06. I need 1 connection. 
 agent: May I know your price limit? 
 customer: Price 500. 
 agent: Sorry to tell that there are no flights found on your requested dates. 
 customer: Ok. Thank you. 
 agent: Thank you for contacting  us.
agent: Ok, I will help you in booking, may I know your airport codes?