You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: I want to change my reservation as my plan to meet my share holder is postponed. Can you help me with that?

ASSISTANT: Sure, may I know the name on which you have done your reservation?

USER: I am Eric King.

ASSISTANT: Please wait while I find your reservation and revert back to you.

USER: Sure.

ASSISTANT: We don't have any reservation on your name to make changes.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for reaching us.