customer: Hello, I am Patrick Lee. 
 agent: Hello, how can I help you today? 
 customer: I would like to attend a seminar on exploring nature in my college. Could you please help me to book a ticket from HOU to DCA? 
 agent: Sure, help me with your travelling dates? 
 customer: My journey dates will be on 02/26 to 02/28. 
 agent: Ok, let me know your specifications? 
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 agent: Ok, flight- 1018, airline- AA, price- 100 with connection matches with your requested details. Shall I proceed? 
 customer: You can proceed to booking. 
 agent: Ok, your ticket has been processed. 
 customer: Thank you. 
 agent: Thank you for connecting with us.
customer: I need connecting flight.