You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Alexander Williams here.

ASSISTANT: How can I aid you?

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

ASSISTANT: Sure, please allow me a moment to check for the status.

USER: Sure, take your time.

ASSISTANT: Here, there is no active reservation have been found under your name in our database to cancel it.

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

ASSISTANT: Thank you for reaching us.