customer: Hi. I am Anthony Turner. 
 agent: Hello, how can I assist you today? 
 customer: Please help me assist me to book a connecting flight from Philadelphia to take a part in scuba driving at Evans river in Washington. 
 agent: Sure, please assign me your journey dates? 
 customer: I intend to start on 10/01 and my return date will be on 10/03. 
 agent: Can you please let me know your airport codes? 
 customer: My source is PA-PHL and my landing point is DC-DCA. 
 agent: What is your expected budget for your ticket? 
 customer: I can pay up to 5000. 
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 customer: ok. 
 agent: Sorry to say that there is no flight found on your journey route. 
 customer: Ok, not a problem. Thanks for your information. 
 agent: Thanks for approaching us, wish you a happy day.
agent: Thanks for your details,.