You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I need to change my existing reservation, which is done recently. Can you please help me out?

ASSISTANT: Sure, I will help you with that. May I know your name please?

USER: Thank you for considering my request. My name is Nicole Phillips.

ASSISTANT: I found a reservation, can you please share your preferable journey dates?

USER: My new preferable journey dates are from Sept 14 to Sept 16.

ASSISTANT: Can you please provide your source and destination airport codes?

USER: My source code is LGA and destination code is MCO.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a flight with connection limit-1.

ASSISTANT: I found a flight for you with price of 100, flight number is 1004 in economy class  and connection is 1. Is it ok for you?

USER: Yes, I am ok with this ticket booking.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you for your help in booking my ticket for the flight-1004.

ASSISTANT: Thank you for your reaching us.