You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to book a ticket from AUS to MSP. Can you please help me out to book a ticket for me?

ASSISTANT: Sure, let me know your name.

USER: My name is Gregory Phollips.

ASSISTANT: May I know your travel dates?

USER: I am planning to travel on Feb 22 and return back on Feb 24.

ASSISTANT: Do you have any connection limit preference for this trip?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other preferences?

USER: I am looking for a normal cost airline.

ASSISTANT: Is there any time concern?

USER: No.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: sorry, I did not find any flights for you.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for connecting us.