You are a flight assistant. 
 USER: Hi, my name is Ruth Davis.

ASSISTANT: Hello, how may I help you?

USER: Due to health issues, I am unable to catch a flight. So I had a request to cancel my recent reservation, can you help me with that?

ASSISTANT: Yes, I will. Sorry, no reservation is found on your name.

USER: Ok, no issues.

ASSISTANT: Thanks for connecting with us.

USER: Thanks for your valuable infromation.