You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: My cousin told me to cancel his reservation because he is unwell. Can you please help me out?

ASSISTANT: Sure, I will help you with this.

USER: Thank you.

ASSISTANT: Can you please provide the name on which you have made the reservation previously?

USER: The reservation was done on the name of Ronald Harris.

ASSISTANT: Ronald Harris, there is no active reservation found under your name in our database.

USER: Not an issue, thank you so much for checking.

ASSISTANT: Thank you for contacting us.