You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I want to visit Walker Art Center in Minneapolis, MSP with my friends. Can you please help me for booking?

ASSISTANT: Sure, we are willing to help you.

USER: Thank you.

ASSISTANT: Could I have your journey dates, please?

USER: My planned journey dates are on Feb 3 and 5.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any more specifications?

USER: No.

ASSISTANT: Could you please share your take off airport code?

USER: I am boarding from HOU.

ASSISTANT: Please let me know your good name?

USER: Sure, please book my ticket on the name of Frank Johnson.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there are no flights available as per your requirements.

USER: That's Ok, thanks for your help.

ASSISTANT: Thank you for choosing us.