You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Edward Carter. Can you please change my existing reservation?

ASSISTANT: Sure, Please give me a minute.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, we found your reservation with your name. Please help me with your travel dates to update your reservation.

USER: I want to depart on 10/31 and return on 11/02. My origin is New York, NY - EWR. I want to land at Oakland, CA - OAK.

ASSISTANT: We found a flight with Delta airlines, flight number is 1027. Shall I make a move with a stop over?

USER: Please proceed with this booking.

ASSISTANT: Ticket has been confirmed and it costs 200.

USER: Thank you.

ASSISTANT: Thank you.