customer: Hello. 
 agent: Hello. How can I help you now? 
 customer: I am Rachel Carter. I am planning to book a ticket from IAH to MSP. Can you please help me out? 
 agent: Sure, can you please mention the travelling dates of your journey? 
 customer: I would like to travel on 04/24 and return back on 04/26. 
 agent: Ok, please wait for a while. 
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 agent: Sorry, there are no flights found on your requested dates. 
 customer: That's fine. 
 agent: Thank you for approaching us, have a nice day. 
 customer: Thank you for your service. 
 agent: You are welcome.
customer: Sure.