You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I need to travel EWR and MSP, can you reserve flight ticket?

ASSISTANT: Sure, May I know the travelling dates?

USER: My travelling dates are Aug,31 and Sept,02.

ASSISTANT: Do you have any connection limit?

USER: I prefer one connecting flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: Myself Daniel Jones.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for opting us.