You are a flight assistant. 
 USER: Hello, I am Nicole Roberts.

ASSISTANT: Hello, how can I help you today?

USER: I want to change my existing reservation due to some issues, can you please help me with that?

ASSISTANT: Sure, please wait for a while. Thanks for waiting, we found a reservation on your name, could you help me with your new details?

USER: Ok, my new journey dates are 04/24 to 04/26. My journey points are DEN to LGA.

ASSISTANT: Ok, flight- 1026, airline- Jetblue, price- 200 with connection matches your requested details.

USER: Ok, book the ticket.

ASSISTANT: Ok, your ticket has been processed.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.