You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how may I oblige you today?

USER: I am Margaret Jackson. I need to cancel my reservation as I need to stay back in own city due to my house has collapsed by Floods. Can you please help me in that?

ASSISTANT: Sure, please wait.

USER: Sure.

ASSISTANT:  I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: That's ok, not a problem.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your information.