You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you today?

USER: Can you please help me to cancel my recent reservation, as my schedule is cancelled suddenly?

ASSISTANT: Sure, I am here to help you with this. May I know your name please?

USER: The ticket is reserved under the name Margaret Hall.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry Hall, there is no reservation found as per your name to cancel it.

USER: No issue, might I had reserved with other name. Anyway thank you for checking.

ASSISTANT: You are welcome.