You are a flight assistant. 
 USER: Hi. I am Larry Evans.

ASSISTANT: Hello, how may I aid you?

USER: Aid me in booking my flight ticket to Las Vegas from Minneapolis & St. Paul.

ASSISTANT: Sure, please provide your connection limit.

USER: I need a single connecting flight.

ASSISTANT: Ok, when do you want to travel?

USER: I want to travel on 04/15 and on 04/17.

ASSISTANT: Ok, please let me know your journey airport codes.

USER: MSP and LAS are my journey airport codes.

ASSISTANT: Ok, please wait for a few minutes.

USER: OJK.

ASSISTANT: Thank you for waiting, we found a direct flight in Spirit airline.

USER: No, do not proceed for the booking.

ASSISTANT: Shall I proceed for booking? Ok.

USER: Thanks for the information.

ASSISTANT: Thank you for choosing us.