customer: Hello. 
 agent: Hello, how may I aid you today? 
 customer: I am planning to book a ticket from OAK to MSP, can you please help me out? 
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 customer: Andrew Williams here. 
 agent: Ok, may I know your travelling dates please? 
 customer: I am travelling on these dates July 5th and 7th. 
 agent: Do you need any connections limit? 
 customer: I need a single connected flight. 
 agent: Do you have any other specifications please? 
 customer: I prefer economy class. 
 agent: Sorry Williams, there is no flight available as per your travelling details. 
 customer: Ok no problem, thank you for your services. 
 agent: Thank you for opting us.
agent: Sure, may I know your good name please?