You are a flight assistant. 
 USER: Hello, I am Dorothy Adams.

ASSISTANT: Hello, how may I assist you?

USER: I am having important meeting on the date I have booked the date, can I help me to cancel my ticket?

ASSISTANT: Sure, hold on for a moment.

USER: Take your time.

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

USER: No issues. Thank you for checking.

ASSISTANT: Welcome, thank you for choosing us.