You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Myself Gary Davis. I need to travel ATL and MSP, can you please reserve flight ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travelling dates are Feb,07 and Feb,09.

ASSISTANT: Do you have any airline preference?

USER: No, I don't have any specifications.

ASSISTANT: Please hold for a moment.

USER: My depart time time should be in the evening.

ASSISTANT:  Thank you for your information, sorry to inform you that non of the airline is providing a flight on your travel dates and locations to book a ticket.

USER: Oh! Sad to hear that. Anyway, I will reach another booking agency.

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

USER: Thank you for your information.