customer: Hello. 
 agent: Hello. How may I help you out? 
 customer: Due to inconvenience of my work, I want to change my reservation. Can you please help me for that? 
 agent: Sure, I will help you in changing the reservation. May I know your name please? 
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 agent: Can I know your airport codes too? 
 customer: My airport codes are OAK and SEA. 
 agent: Can I know your travelling dates please? 
 customer: My travelling dates are May 04 and May 06. 
 agent: Do you have any specifications? 
 customer: I prefer single connecting flight. 
 agent: There is a flight with connection 1 and price 100, can I proceed? 
 customer: Please proceed. 
 agent: Ok, your ticket has been booked. 
 customer: Thanks for helping me. 
 agent: Thank you for reaching us.
customer: My name is Melissa Williams.