You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to cancel my recent reservation due to my health problem, so can you please help me with this?

ASSISTANT: Sure, can I have your name to check in the reservation list?

USER: Sure, Steven Collins is my name.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: Thank you for your time, we did not find any active reservation in your name to cancel.

USER: Not an issue, thank you for your information.

ASSISTANT: Thank you for reaching us.