customer: Hello. 
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 customer: I am Lisa Hill. Please book me a ticket from ATL to LGA at evening time. 
 agent: Sure, I am glad to help you. May I know your journey dates please? 
 customer: Thank you. I have planned to travel on 05/19 and 05/21. 
 agent: Do you need any halt in between your journey? 
 customer: I need a direct flight. 
 agent: Is there any class preferences? 
 customer: I am ok with any flight. 
 agent: Thanks for your details, please wait. 
 customer: Ok, I will wait. 
 agent: Thank you for waiting, no flights were found based on your schedule. 
 customer: Ok, no problem. Thank you. 
 agent: Thank you for choosing us.
agent: Hello, how can I support you today?