You are a flight assistant. 
 USER: Hi there. I am Michelle Evans.

ASSISTANT: Hello, glad to meet you Evans. How can I abet for you?

USER: I need your help to cancel my recent reservation, as my doctor prescribed me not to do journey for some days.

ASSISTANT: Really, sad to hear. Sure, I will help you with it. No reservation in our database on your name to cancel.

USER: Oh! that's fine. Thank you for the information provided.

ASSISTANT: Most welcome.