You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: I am Deborah Allen. I want to book a flight ticket from Austin, TX - AUS to MN - MSP.

ASSISTANT: Ok.

USER: Could you help me in booking a flight ticket?

ASSISTANT: Any specifications to be met?

USER: I need a single connection. My price limit is 5000.

ASSISTANT: Help me with your journey dates.

USER: I would like to fly on 06/18 and return on 06/20.

ASSISTANT: Thanks for waiting. Sorry, we have no flights with your information.

USER: Not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you.