customer: Hi. 
 agent: Hello, how may I aid you? 
 customer: Please make a reservation with the name of Joseph Williams to Detroit, DTW. 
 agent: Sure, let me know your travelling dates? 
 customer: I want to travel on 08/13 and return back on 08/15. 
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 customer: My source is from Chicago, ORD. 
 agent: Do you need any halt in between your journey? 
 customer: Yes, I need a halt in between my journey. 
 agent: Thanks for your details, please wait for a moment. 
 customer: Sure. 
 agent: Thanks for waiting, we found a Jet Blue airline with fare 200 and a halt in between the journey. Shall I proceed? 
 customer: Yes, proceed. 
 agent: Your ticket has been confirmed with flight number 1022. 
 customer: Thank you for your help. 
 agent: Thanks for choosing us.
agent: Could you please share me your source airport code?