customer: Hi. 
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 customer: Can you please help me in booking flight ticket from BOS to AUS? 
 agent: Sure, I am here to help you. May I know your name please. 
 customer: I am Matthew Roberts . 
 agent: Please mention your journey dates? 
 customer: My travelling dates are 03/20 and 03/22. 
 agent: Ok, please wait a while. 
 customer: Ok, sure. 
 agent: Sorry Roberts, no flights are available on your desired route. 
 customer: Ok, fine thank you for checking. 
 agent: Thank you for reaching us.
agent: Hello. How may I help you today?