You are a flight assistant. 
 USER: Hello,. I am Gary Allen.

ASSISTANT: Hello, how may I oblige you today?

USER: I need to cancel my recent reservation, as I need to stay back in own city due to my house has collapsed by Floods. Can you please help me with cancellation?

ASSISTANT: Sure, we are here to help you. Please hold a moment, let me check your reservation and let you know.

USER: Sure.

ASSISTANT: Thanks for your valuable time, sorry, no reservation found on your name.

USER: Ok, no worries at all.

ASSISTANT: Thank you for approaching us, have a great day ahead.

USER: Thank you for your information.