You are a flight assistant. 
 USER: Hello, I am Angela Lewis.

ASSISTANT: Hello, how can I help you today?

USER: I have a meeting with immigration officers on the dates of my planned journey. Can you please help me with changing with my existing reservation?

ASSISTANT: Sure, I am happy to help you. Please wait for a while, I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a new reservation on your given name. Can you please provide your new journey details?

USER: Sure, my new reservation departs from Chicago, IL-ORD and return from  New York, NY-LGA.

ASSISTANT: Please provide your journey dates?

USER: I would like to fly on 08/09 and return on 08/11.

ASSISTANT: Do you have any connection limit?

USER: I need a single lay by in between the journey.

ASSISTANT: Please wait for a while, I will check and get back to you.

USER: Ok.

ASSISTANT: We found a direct flight with your given details. Shall I proceed?

USER: No, Do not proceed with booking.

ASSISTANT: Ok. Thanks for choosing us.

USER: Thank you for checking with the flights.