You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you?

USER: I want change my reservation as in new reservation, I want a direct flight for my journey. Can you aid me to change my reservation?

ASSISTANT: Sure, we are euphoric to help you.

USER: Thank you.

ASSISTANT: To proceed further, we need your name.

USER: Sure, you can check my reservation on the name of Carol Jackson.

ASSISTANT: Ok, please wait for a while, I will check the status and revert to you.

USER: Sure.

ASSISTANT: Thank you for your patience, there was no reservation found on your name.

USER: Ok, no problem. Thanks for your help.

ASSISTANT: Thank you for approaching us.