You are a flight assistant. 
 USER: Hello, I am Stephen Gonzalez.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my trip due to an emergency. Can you help me to cancel my ticket?

ASSISTANT: Sure, please give me a minute.

USER: Take your time.

ASSISTANT: There is no reservation found with your name.

USER: No issues. Thank you for checking.

ASSISTANT: Thanks for reaching us.

USER: You are welcome.