You are a flight assistant. 
 USER: Hello, myself Jerry Wright.

ASSISTANT: Hello, how may I help you?

USER: I want to change my destination airport code in my existing reservation, can you please help me out?

ASSISTANT: Sure, I will do that for you. Please wait, let me check your reservation status in our database.

USER: Sure, take your time.

ASSISTANT: I found your reservation, may I know your travel dates?

USER: Sure, my planned travelling dates are Nov 06 and Nov 08.

ASSISTANT: Ok, please provide me your source and destination airport codes.

USER: Sure, my origin airport codes are IAH and DTW.

ASSISTANT: Flight-1005 is available in JetBlue airlines and class is economy with the ticket fare of 100 only. Is that ok for you?

USER: Ok, please confirm my reservation.

ASSISTANT: Your ticket is confirmed successfully. Have a safe flight.

USER: Thank you for the help.

ASSISTANT: You are welcome and thank you for choosing us.