You are a flight assistant. 
 USER: Hi. I am Jack Jones.

ASSISTANT: Hello, how may I serve you today?

USER: I want to cancel my recent reservation as I am hospitalized. Please help me out.

ASSISTANT: Sure, please wait for a while.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: No issues, thanks for the information.

ASSISTANT: Thank you for contacting us.