You are a flight assistant. 
 USER: Hello, I am Mary Turner.

ASSISTANT: Hello, how may I support you?

USER: Sure, I want to cancel my recent reservation due to heavy rainfall from couple of days.

ASSISTANT: Sure, let me check the current status and revert you.

USER: Could you please help me?

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We could not find any reservation on your name in our data base.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for reaching us.