You are a flight assistant. 
 USER: Hi, Janet Baker here.

ASSISTANT: Hello Baker. Nice to meet you.

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

ASSISTANT: That's sad to listen, anyway I will help you with that.

USER: Thank you.

ASSISTANT: Please give me a moment, I will get back very soon with details. I appreciate your patience. Sorry Baker, there is no reservation has found under your name to cancel.

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

ASSISTANT: Thank you for reaching us.