customer: Hello. 
 agent: Hello, how may I assist you? 
 customer: I want to schedule my trip from PHX to CLT, can you please help me in booking a flight ticket? 
 agent: Sure, may I know your planned travel dates please? 
 customer: My planned travel dates are from Aug 10th to Aug 12th. 
 agent: Would you like to travel in a connecting flight or a direct flight? 
 customer: I would like to travel in connecting flight. 
 agent: May I know your good name please? 
 customer: I am William Moore. 
 agent: Do you have any class preference? 
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 agent: Do you have any particular time for departing and returning? 
 customer: Yes, I want to depart in the evening. 
 agent: Sorry, there is no flight available on your requested dates. 
 customer: Ok, no problem. Thank you for your information. 
 agent: Thank you for approaching us.
customer: I am comfortable with any class.