You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Linda Gonzalez.

ASSISTANT: How may I assist you today Linda?

USER: I would like to cancel my reservation due to health issue. Can you please help me with that?

ASSISTANT: Sure, I will help you with that, please wait for a minute to check the reservation details.

USER: Sure, take your time.

ASSISTANT: Sorry for this inconvenience, I could not find any reservation with your name in our database.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thanks for choosing us. Have a nice day.