customer: Hello, I am Joshua Collins. 
 agent: Hello, how can I help you today? 
 customer: Can you please help me to book a flight ticket from MSP to PHX? 
 agent: Sure, please share your planned trip dates? 
 customer: My trip dates are Jan 1 to Jan 3. 
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 customer: No. 
 agent: Any other requirements to be met? 
 customer: I would like to return in the evening. 
 agent: Do you have any connection limit? 
 customer: I need a single connection of flight. 
 agent: Sorry, no flights found with your given details. 
 customer: No problem, thanks for your information. 
 agent: Thank you for opting us.
agent: Do you have any class preference?