You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I want to change an existing reservation, so please help me in changing the reservation.

ASSISTANT: Sure, I am here to help you out. Please provide me your name to check the reservation status.

USER: Myself Cynthia Roberts.

ASSISTANT: Cynthia Roberts, I found an active reservation on your name. Can you please provide me your new airport codes?

USER: My airport codes are IAH, IAD.

ASSISTANT: May I know your trip dates?

USER: I want to fly on Nov 06 and return on Nov 08.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection.

ASSISTANT: Here is a connecting flight in Hawaiian airlines, can I proceed with it?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been booked with 1016 flight in Business class.

USER: Thank you.

ASSISTANT: Thank you for reaching us.