You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you?

USER: I want to cancel my reservation which is done recently due to some health issues, can you please help me?

ASSISTANT: Sure, I am here to help you with the ticket cancellation. Can you please provide me the name with which you have reserved your previous ticket?

USER: Sure, my name is Timothy Scott.

ASSISTANT: Ok, please hold on for a minute. I will search your ticket status and let you know.

USER: Ok, I will wait for your response.

ASSISTANT: Sorry for the trouble which is caused to you, I have not found any reservation on your name to cancel.

USER: Ok, that's fine. Anyways, thank you for your valuable time.

ASSISTANT: You are welcome. Thank you for choosing our travel agency.