customer: Hello. 
 agent: Hello. 
 customer: I am Angela Nelson. 
 agent: How may I help you? 
 customer: I want to attend a wedding in Chicago. Can you book a ticket from ATL to ORD? 
 agent: Sure, may I know your trip dates? 
 customer: I want to fly on 07/04 and 07/06. 
 agent: Flight-1010 is available for you, shall I proceed? 
 customer: Ok, proceed to booking. 
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 customer: Thank you for your help. 
 agent: Welcome.
agent: Ok, your booking is done.