customer: Hello. 
 agent: Hello, how may I assist you? 
 customer: My name is Stephen Hall. 
 agent: Nice to meet you Hall. 
 customer: I want to travel from BOS to DCA to attend my business meeting. Will you please help me in booking my ticket? 
 agent: Sure, I'm here to help you. Can you help me providing your journey dates please? 
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 agent: Sorry to say this Hall, there are no flights with 0 connections. 
 customer: That's ok. Thank you for checking. 
 agent: Thank you for reaching us. Have a great day.
customer: My preferable dates are 11/08 to 11/10. Please make sure the connection is 0.