customer: Hello. 
 agent: Hello. How can I help you? 
 customer: Can you please change my existing reservation? 
 agent: Let me know your name. 
 customer: My name is Kevin Mitchell. 
 agent: Reservation found. Can I know your airport codes? 
 customer: I will board form DFW to reach LGA. 
 agent: Let me know your travel dates. 
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 agent: Do you have any preference? 
 customer: I am fine with max one connecting flight. 
 agent: Found ticket with airline Hawaiian for price 200 having flight number 1008. 
 customer: Please proceed with the booking. 
 agent: Your ticket is booked. 
 customer: Thank you for your help. 
 agent: Thank you.
customer: I will be travelling on Aug 17th and 19th.