You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am Joshua Campbell.

ASSISTANT: How may I aid you today?

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

ASSISTANT: Sure, please be on hold.

USER: Sure.

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

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.