You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please book me a flight ticket from ATL to MSP to meet my old school friends.

ASSISTANT: Can you share your trip dates?

USER: I have planned to travel on Oct 28th and return fly on Oct 30th.

ASSISTANT: Do you need any connection limit?

USER: Yes, I prefer connecting flight.

ASSISTANT: Could I know your timings?

USER: I am ok with any time.

ASSISTANT: Do you need any other requirements?

USER: No thanks.

ASSISTANT: May I know your name for reservation?

USER: Myself Joseph Perez.

ASSISTANT: Sorry, there are no flights available on your routes.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.