customer: Hello,. 
 agent: Hello, How can I aid you? 
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 agent: Sure, May I know your travelling dates? 
 customer: My planned travel dates are July 11-13. 
 agent: Let me know your connection limit. 
 customer: I prefer a connecting flight. 
 agent: Do you have any other preferences? 
 customer: I want to return in the afternoon. 
 agent: May I know your name? 
 customer: Helen Turner is my name. 
 agent: Sorry, There are no flights found on your data. 
 customer: Ok, no issues. Thank you. 
 agent: Thank you.
customer: Can you please help me in booking my flight ticket from EWR to LAS?