customer: Hello,. 
 agent: Hello, how can I helpful to you? 
 customer: I am George Young. i would like to visit NASCAR hall of fame (museum)  to know about our history. Can you please book a connecting fight for me? 
 agent: Sure, I am here to help you. May I know your fare limit? 
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 agent: Can I know your travel dates? 
 customer: My journey start on 06/17 and I return on 06/19. 
 agent: Help me with your origin and arrival airport codes. 
 customer: My origin point is Dallas & Fort Worth, DFW. Destination point is Charlotte, CLT. 
 agent: Ok, please wait. I will let you know the flight details. 
 customer: Sure. 
 agent: Thanks for waiting, I found a direct flight as per your requested dates. 
 customer: Ok, I need a connecting flight, If not available please terminate the booking. 
 agent: There is no connecting flights available to you. Thanks for connecting with us. 
 customer: Ok, Thank you.
customer: Price limit should not cross 500.