You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Sandra Baker.

ASSISTANT: How may I help you today Baker?

USER: Actually, I got admitted in a hospital due to some health issues. So I prefer not to travel, could you help me in cancelling my reservation?

ASSISTANT: Please wait a moment, let me check cancellation of ticket in our database.

USER: Sure, please check.

ASSISTANT: Sorry,  there are no reservations on your name.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching us.