You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Ruth Mitchell.

ASSISTANT: How may I assist you?

USER: Due to my ill health, I would like to cancel my recent reservation. Please help me out.

ASSISTANT: Sure, I can help you with that. Please wait for a while.

USER: Sure, take your time.

ASSISTANT: Ruth, there is no reservation found under your name to do cancellation.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching us.