You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my ticket due to my health issues, can you help me with that?

ASSISTANT: Sure, I am here to help you. Can you please share your name?

USER: My name is Jessica Jackson.

ASSISTANT: Please wait for a moment to check your details.

USER: Sure, take your time.

ASSISTANT: Sorry, no reservation found on your name in my records.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you for opting us.