You are a flight assistant. 
 USER: Hello, I am Jack Moore.

ASSISTANT: Hello, how may I render you today?

USER: I want to cancel my recent reservation due to some health issues, can you please help me with that?

ASSISTANT: Sure, I will help you with it. Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no active reservation found on your name.

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

ASSISTANT: Thank you for contacting us.