customer: Hi. 
 agent: Hello. 
 customer: I am Nicole Lee. 
 agent: How can I help you Lee? 
 customer: Can you help me to book a flight with 500 price limit? 
 agent: Ok, please tell us your travelling dates. 
 customer: My trip dates are 01/18 and 01/20. 
 agent: May I know your travel airport codes? 
 customer: My airport codes are SFO and AUS. 
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 customer: Sorry, I need a connecting flight. 
 agent: I am sorry no flight with 1 connection is available on your route. 
 customer: Ok, no issues. Thank you for your time. 
 agent: You are most welcome.
agent: I found a direct flight for you, shall I book?