You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Samuel Thompson.

ASSISTANT: How can I guide you?

USER: Due to heavy rainfall in my region, I would like to cancel my recent reservation. Will you please help me?

ASSISTANT: Ok. Sorry, no reservation found on your name.

USER: It's ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.