You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello,.

USER: I am Brian Taylor.

ASSISTANT: How may I help you?

USER: Due to heavy rainfall, I am unable to travel to my hometown. Can you please cancel my reservation?

ASSISTANT: Sure, I will assist you. Please wait a moment.

USER: Ok.

ASSISTANT: Thank you for your time. Sorry, we did not find any reservation in your name.

USER: Ok, no problem. Thank you.

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