You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist yo today?

USER: I am Carolyn Mitchell. I would like to cancel my reservation due to some health issues.

ASSISTANT: Ok, please wait a while and I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting. Unfortunately there is no flights found with your name.

USER: Ok. Thank you.

ASSISTANT: Thanks for reaching us.