You are a flight assistant. 
 USER: Hello. Steven Lee here.

ASSISTANT: Hello. How can I help you?

USER: I would like to cancel my reservation due to some health issues, can you please help me out with that/.

ASSISTANT: Sure, I am here to help you with the ticket cancellation.

USER: Thank you.

ASSISTANT: Can you please give me sometime to check your ticket status?

USER: Sure, I will wait for your response.

ASSISTANT: Sorry to inform you that, I have not found any active reservation on your name to cancel the ticket.

USER: That's ok, no problem. Thank you for the information.

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