You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Sandra Robinson.

ASSISTANT: How can I serve you?

USER:  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 help me with that?

ASSISTANT: Sure, please standby.

USER: Sure.

ASSISTANT: Thanks for being patience, we do not found any reservation on your name.

USER: Not an issue. Thank you for the information.

ASSISTANT: Thanks for approaching us.