You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Linda Hill. Due to emergency I need to cancel my recent reservation, Can you please help me with that?

ASSISTANT: Sure, we are here to help you. Can you please wait for a while. I will check with your reservation and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting. Sorry to notify that, we couldn't find any reservation on your name.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us. Have a good day.