customer: Hello, I am Brandon Wilson. 
 agent: Hello, how may I help you? 
 customer: I need to book a flight ticket under price 500 to reach Washington, DC - DCA to meet my colleague. Can you help me in booking? 
 agent: Sure, could you please provide me your source point? 
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 agent: Do you have any connection limit? 
 customer: Yes I need 1 connection. I would start on 06/07 and return on 06/09. 
 agent: Please wait a moment I will check and get back to you. 
 customer: Sure. 
 agent: Thanks for waiting, we found Southwest airline with the flight number 1016 that matches your requirement. 
 customer: Ok, please book my ticket. 
 agent: Your ticket is booked. 
 customer: Thanks for your service. 
 agent: Thanks for approaching us.
customer: I am heading from Oakland, CA - OAK.