You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I would like to change my reservation due to my planned programme got shifted to another location.

ASSISTANT: Do you want me to help you with anything?

USER: Will you please help me with that?

ASSISTANT: Sure, give me a minute.

USER: Ok, please take your time.

ASSISTANT: I am sorry to say that there is no reservation found on your name.

USER: It's ok fine. Thank you for your information.

ASSISTANT: Welcome. May I know your name please?

USER: Sure, I am Kenneth Jones.

ASSISTANT: Thank you.