customer: Hi. 
 agent: Hello. How can I help you? 
 customer: Amanda Perez here. Can you please hold me a flight ticket from LGA to DFW? 
 agent: Sure, may I know your class preference? 
 customer: I need a business class to travel. 
 agent: Let me know your planned travel dates please. 
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 agent: Do you have any connection limit? 
 customer: I prefer a single connection. 
 agent: Unfortunately there is no flight found with your provided information. 
 customer: No issues, thank you for your information. 
 agent: Thank you for opting us.
customer: My trip dates are 03/11 - 03/13.