You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Brian Walker.

ASSISTANT: Ok.

USER: I need to book a ticket to meet my friends at DEN. Could you please help me in booking a ticket from MSP?

ASSISTANT: Sure, I am here to help you. May I know how much you can pay for this flight ticket?

USER: 200 is my price limit.

ASSISTANT: Ok, please share your travelling dates for further process.

USER: My travelling dates are 08/06 and return on 08/08.

ASSISTANT: Wait a minute please.

USER: Sure.

ASSISTANT: Thank you for waiting. Sorry to say no flights found with your details.

USER: No problem, thank you for your information.

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