You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Robert Edwards. I am planning to book a ticket to attend a meeting at AUS. Can you please help me out?

ASSISTANT: Yes, I can help you.

USER: I would like to travel on 10/17 and return back on 10/19.

ASSISTANT: Give me a moment.

USER: Make sure my price limit is 200.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: That's fine.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your service.