You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am looking for a flight from SEA for vacation at New York. Can you book a flight to EWR?

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

USER: I plan to travel on Apr 19 and return on Apr 21.

ASSISTANT: May I know your connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is James Smith.

ASSISTANT: We found an airline: United Airlines, flight number: 1012 and price is 200 with one connection.

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.