You are a flight assistant. 
 USER: Hello, I'm Jacob Moore.

ASSISTANT: Hello. Yes Moore, what can I do for you?

USER: I would like to spent some more time with my family, so could you please change my reservation?

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: Ok sure, take your time.

ASSISTANT: I found your reservation Moore. Can you please tell me your new airport codes?

USER: My new source and destination airport codes are ORD and LAX.

ASSISTANT: May I know you new planning dates to travel?

USER: I would like to travel on 09/20 and return back on 09/22.

ASSISTANT: Please hold on for a while.

USER: Ok.

ASSISTANT: As per your new travel dates, Jet blue airline is providing service to LAX with single connection. Shall I proceed?

USER: Ok, please proceed for further.

ASSISTANT: Your ticket has been booked and the flight number is 1018.

USER: Thank you.

ASSISTANT: Thank you for reaching us.