You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you aid me to book a ticket from MSP to EWR?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: My trip dates are Feb 9 and Feb 11 respectively.

ASSISTANT: Ok, may I know your name?

USER: Gregory Johnson here.

ASSISTANT: Let me know your connection limit.

USER: I prefer for single connecting flight.

ASSISTANT: Do you have any specification?

USER: No other specifications for me.

ASSISTANT: Sorry, no flights are available on your preferable travel dates.

USER: No issue. Thank you for the help.

ASSISTANT: Thank you for reaching us, have a nice day.