customer: Hi. 
 agent: Hello. How may I guide you today? 
 customer: I am Carol Baker. I am looking for a direct flight from IAD to OAK, can you please help me to book my flight ticket? 
 agent: Sure, Can you please mention your preferable journey dates? 
 customer: Sure, I will depart on 09/12 and return on 09/14. 
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 customer: Ok, I will wait for your response. 
 agent: I am sorry to say that there is no flight found with that connection. 
 customer: Not an issue, I will find an other to reach my destination. Thank you for the information. 
 agent: Thank you for reaching us, have a great day.
agent: Please wait for a minute.