You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I amend you today?

USER: Owing to an emergency, I need to cancel my earlier reservation. Can you please help me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: To proceed further, May I know your name?

USER: I am Jeffrey Harris.

ASSISTANT: Ok, please wait for a few minutes.

USER: Sure.

ASSISTANT: Thank you for your patience, we did not find any reservation on your name to cancel it.

USER: Ok, not an issue. Thank you for your response.

ASSISTANT: Thank you for contacting us.