customer: Hello. 
 agent: Hello. How may I help you? 
 customer: My name is Brenda Harris. I am planning to watch a fashion fest, could you book a ticket from MSP to HOU? 
 agent: May I know your planning dates? 
 customer: My travelling dates are 01/01 and 01/03. 
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 customer: That's ok. No, thank you. 
 agent: Thank you.
agent: Sorry Harris, there is no flight with your requirements. Do you have any other dates to travel?