You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a flight ticket from EWR to LGA, can you please help me?

ASSISTANT: Sure, can you please share your depart and arrival dates?

USER: My planned travel dates are Nov 9 and Nov 11 respectively.

ASSISTANT: Please share your connection limit.

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: Yes, I prefer economy class flight.

ASSISTANT: May I know your name?

USER: Myself Charles Clark.

ASSISTANT: We found an Southwest airlines with single connection and flight number is 1009. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.