You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I would like to do some modifications in my existing reservation, can you help me in that?

ASSISTANT: Sure, I am here to help you in changing your reservation. May I know your name to check with the status?

USER: Sure, myself Matthew Rodriguez.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting. Matthew Rodriguez, I found your reservation in our database. Can you please help me with the airport codes?

USER: My planned travel airport codes are SEA to MCO.

ASSISTANT: May I know your planned travel dates?

USER: My planned travel dates are July 20 and July 22.

ASSISTANT: Do you have any connection limit preference?

USER: Please look for a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Matthew Rodriguez, here I found a connecting flight with Hawaiian Airlines and the airfare is about 200. Shall I proceed in booking with flight 1009?

USER: That's fine, please proceed in booking.

ASSISTANT: For an economy class your ticket is booked.

USER: Thank you for the service.

ASSISTANT: Thank you for connecting us.