You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you assist me in booking my flight ticket to New York in the month of February from Oakland?

ASSISTANT: Sure, can you please share your travelling dates?

USER: Sure, my travelling dates are Feb 18 and Feb 20.

ASSISTANT: Let me know your connection limit.

USER: I need a connecting flight for my journey.

ASSISTANT: Please share your airport codes.

USER: Sure, my airport codes are OAK and EWR.

ASSISTANT: Do you have any other specifications?

USER: I need a business class for my journey.

ASSISTANT: May I know your name?

USER: Sure, my name is Jeffrey Gonzalez.

ASSISTANT: Sorry, there are no flights found based on your details.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for choosing us.