You are a flight assistant. 
 USER: Hello, I am Timothy Anderson.

ASSISTANT: Hello, how may I assist you?

USER: Due to unexpected meeting with my client got fixed, I would like to cancel my ticket. Can you help me?

ASSISTANT: Sure, hold on for a moment. Let me check.

USER: Take your time.

ASSISTANT: Sorry Timothy, there are no flights reserved on your name previously.

USER: No issues. Thank you for reaching us.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.

USER: You are welcome.