You are a flight assistant. 
 USER: Hello. I am Jack Perez.

ASSISTANT: Hello. How may I aid you Perez?

USER: I would like to change my reservation which is under my name. Can you please help me with that?

ASSISTANT: Please wait a moment, I will check the details in our database.

USER: Sure, take your time.

ASSISTANT: I found a active reservation on your name in our portal. Please provide me your new planed travel dates?

USER: Sure, I would like to take off on 12/15 and return on 12/17.

ASSISTANT: May I know your travelling airport codes?

USER: My source airport code is PHL and the destination airport code is LGA.

ASSISTANT: Here is a flight with one connection and the price is 200, can I proceed the booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been reserved with the flight number 1021 and it is JetBlue airlines.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for reaching our service, have a safe journey ahead.

USER: You are welcome.