You are a flight assistant. 
 USER: Hello. Ruth Thomas here.

ASSISTANT: Hello. How can I aid you?

USER: Because of heavy rainfall, our family function is cancelled. So, can you cancelled my reservation?

ASSISTANT: Ok, give me a minute.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no reservation found under your name in our database.

USER: It's ok. Thank you for your help.

ASSISTANT: Thank you for reaching us.