customer: Hello. 
 agent: Hello. How can I assist you? 
 customer: I am Gregory Thomas, I need to travel to Houston, IAH. So please help me to book a flight ticket from DCA. 
 agent: May I know your travelling dates? 
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 agent: There is a flight available with price 100 and flight number is 1018, would you like to proceed with the booking? 
 customer: Can you tell me the connection limit please? 
 agent: Connection limit is 1. 
 customer: Ok, please book my ticket for this flight. 
 agent: Your booking is confirmed. 
 customer: Thank you so much for your help. 
 agent: You are welcome.
customer: My planned dates are 07/16 and 07/18.