You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Virginia Collins here.

ASSISTANT: Virginia Collins, how may I assist you today?

USER: I want to travel from MSP to JFK, can you help me in doing that?

ASSISTANT: Sure, I will help you. Please help me with your planned travel dates.

USER: My trip dates are mar 21 to 23.

ASSISTANT: Do you need a direct or connecting flight?

USER: I need connecting flight.

ASSISTANT: Please help me with your depart and arrival time.

USER: My return time is in evening.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: Virginia Collins, I am really sorry to inform you that there are no flights being operated in your preferred route to fly.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us. Have a great time.