customer: Hi. 
 agent: Hello. How may I assist you? 
 customer: I am Michelle Taylor here, I want to reserve my ticket to visit Seattle, can you please help me to book a ticket from AUS to SEA? 
 agent: May I know your dates of travel? 
 customer: Sure, my dates of journey is from 06/27 to 06/29. Please make sure that the price limit is 200. 
 agent: Sorry Michelle Taylor, there is no flight available on your route. 
 customer: Ok, no problem. 
 agent: Thanks for choosing us. 
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 agent: It's my pleasure.
customer: Thank you for your service.