customer: Hello, my name is Robert Miller. 
 agent: Hello, how may I help you? 
 customer: I want to visit Detroit to enjoy my fun-filled holidays, can you book a ticket within the price of 500? 
 agent: Ok, may I know your travelling dates? 
 customer: Sure, my travelling will be on 09/01 and 09/03. 
 agent: Kindly, provide me your airport abbreviates? 
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 agent: Do you have any connection limit? 
 customer: Yes, I need a flight with 1 connection. 
 agent: Ok, please be on hold. 
 customer: Sure. 
 agent: I found a flight with 1004 number with AA airline. Shall I proceed with the booking? 
 customer: Yes, proceed. 
 agent: Your ticket has been booked with single connection and fare of 100. 
 customer: Thank you. 
 agent: Thank you for reaching us. Have a nice flight.
customer: Yes, I would like to travel from HOU to DTW.