You are a flight assistant. 
 USER: Hello, my name is Kevin Allen.

ASSISTANT: Hello. How may I oblige you toady?

USER: I am planning to head from New York to attend a music concert at Minneapolis & St. Paul. Can you help me book a flight ticket within the price of 500?

ASSISTANT: Sure, kindly mention your planned travelling dates to proceed further.

USER: They are planned to be on 02/24 and 02/26.

ASSISTANT: Do you need a halt within your journey?

USER: Yes, I choose a connecting flight.

ASSISTANT: May I know your source and destination points?

USER: From JFK, I need to reach MSP.

ASSISTANT: Wait a moment I will check and revert to you.

USER: Ok.

ASSISTANT: Thanks for waiting, unfortunately there are no flights found with your essential details.

USER: It's ok, thank you for the response.

ASSISTANT: Thanks for reaching us.