You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, ho can I help you?

USER: I already have an reservation to attend a meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation,. Can you please help me with it?

ASSISTANT: Sure, please provide me your name?

USER: My name is Timothy Turner.

ASSISTANT: Please wait a second.

USER: OK.

ASSISTANT: There is no reservation with your name.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thanks for the help.