You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I amend you today?

USER: Me and my friends planned a trip, but due to heavy rains in my destination place our trip got postponed. Ca you assist me to change my reservation on the name of Margaret Robinson/.

ASSISTANT: Sure, please wait a minute.

USER: Sure.

ASSISTANT: There is no reservation on your name.

USER: No problem, thanks for your help.

ASSISTANT: Thank you.