You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Sarah Davis on this end.

ASSISTANT: Sarah, how can I help you?

USER: I would like to cancel my previous reservation for now, as my wife's health is not good. Can you help me?

ASSISTANT: Sure, I will help you with this.

USER: Ok, please check with my reservation status and let me know.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, no reservation found under your name.

USER: Oh! No problem, my wife might have canceled it already. Anyways, thank you for checking.

ASSISTANT: It's my pleasure, have a great day.

USER: Most welcome.