customer: Hello. This is Nicholas Young. 
 agent: Hello, how may I help you? 
 customer: I want to book a flight ticket from EWR to MSP. Can you help me in that? 
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 customer: My trip dates are Apr 17 to 19. 
 agent: Please wait for a while. 
 customer: Ok. 
 agent: Sorry, there is no flight available as per your request. 
 customer: Ok, not an issue. Thank you for giving information. 
 agent: Most welcome.
agent: Sure, may I know your trip dates please?