customer: Hello. 
 agent: Hello. How may I assist you? 
 customer: My name is Cynthia Martin. I want to visit my family for my vacation, would you help me out? 
 agent: Sure Cynthia, can you tell me the source and destination details? 
 customer: They are IAD and SFO respectively. 
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 customer: My preferable dates are 04/09 to 04/11. 
 agent: OK. Give me a moment. 
 customer: OK. 
 agent: I had found a flight with the number 1000 of Hawaiian airlines. The price is 100. 
 customer: Make sure the connection limit is 1. 
 agent: Yes, it matches with your requirements. Can I proceed? 
 customer: Please book the ticket. 
 agent: Sure. Thank you for reaching us. Have a safe flight. 
 customer: Thank you for your help. 
 agent: You are welcome.
agent: OK, could you help me with the travelling dates?