customer: Hello. 
 agent: Hello. How may I help you? 
 customer: I am Richard Harris, want to travel from LGA to CLT. Please help me in booking my ticket. 
 agent: Sure, can you share your travel dates please? 
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 agent: Thanks for waiting. But I am sorry to say that there are no flights available. 
 customer: It's ok, thank you for your help. 
 agent: Thank you.
customer: Sure, my travelling dates are from 05/02 to 05/04.