You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Sandra Jones.

ASSISTANT: How may I help you?

USER: Due to the heavy rains, I want to cancel my reservation. Can you help me out?

ASSISTANT: Sure, please wait a minute.

USER: Ok, take your own time to get my current status of my reservation.

ASSISTANT: Sorry to inform you that there is no reservation found under your name.

USER: It's ok, no issues. Thanks for your information.

ASSISTANT: Most welcome.