customer: Hello,. 
 agent: Hello, how may I aid you? 
 customer: I am planning to visit Phoenix, can you please make a reservation from PHL to PHX? 
 agent: Sure, can you please specify me your dates of travel? 
 customer: My travel dates are on 12/26 and 12/28. 
 agent: Do you prefer any halt in between journey? 
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 agent: May I know your name? 
 customer: My is Michelle Martinez. 
 agent: Sorry to say, no flight is available for you as per your requests. 
 customer: Ok, no problem. Thank you. 
 agent: Thank you.
customer: I need a single connecting flight.