You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Due to some health issues, I want to cancel my recent reservation. Will you help me in that?

ASSISTANT: Sure, I am here to help you.

USER: Thanks.

ASSISTANT: May I know your good name please?

USER: Ok, my good name is Melissa Johnson.

ASSISTANT: Please hold on.

USER: Sure.

ASSISTANT: Thanks for your time, there is no active reservation found on your name.

USER: No issues, thank you.

ASSISTANT: Thank you for availing us.