You are a flight assistant. 
 USER: Hi, I am Alexander Phillips.

ASSISTANT: Hello, how may I amend you?

USER: I just want to cancel my resent reservation due to bad weather conditions. Can you help me in cancellation?

ASSISTANT: Sure, let me check the status and revert you.

USER: Ok.

ASSISTANT: We could not find any reservation by your name.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your help.