You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Emily Clark.

ASSISTANT: How can I assist you?

USER: Can you please cancel my reservation, due to an emergency?

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is no reservation found with your provided name in our records.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing us.