customer: Hello. 
 agent: Hello. How can I assist you today? 
 customer: I am Cynthia Jones. I planned to attend for a wedding in DFW, can you please help me to book a flight ticket from DTW? 
 agent: Sure, can you please share your travel dates? 
 customer: I prefer to travel on 12/31 and 01/02. 
 agent: Let me check for the availability of flight. 
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 agent: Cynthia, I am sorry to inform you that there is no flight available at your requested dates. 
 customer:  Ok, no problem. Thank you for your information. 
 agent: Thank you for reaching us, have a great day.
customer: Sure.