You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Jerry Evans here.

ASSISTANT: How can I assist you today?

USER: Due to some health issues, I don't want to go to my planned trip. Can you please help me in cancel it?

ASSISTANT: Sure, please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found under your name.

USER: That's ok, thank you for your service.

ASSISTANT: Welcome, have a great day.