You are a flight assistant. 
 USER: Hello. I am Steven Lewis.

ASSISTANT: Hello, how can I guide you for today?

USER: I planned to attend for a wedding in SEA, can you please help me to book a flight ticket from AUS?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I prefer to travel on 11/15 and 11/17.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Ok, take your time.

ASSISTANT: There is a flight with ticket fare 300 in JetBlue airlines with a stopover. Is it ok for you?

USER: Can you please search for a flight with fare 200?

ASSISTANT: Sorry, there is no flight available with your requested price.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for contacting us, have a nice day.