You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Laura Davis.

ASSISTANT: How may I help you today?

USER: I would like to cancel my reservation due to emergency. Can you please help me with that?

ASSISTANT: Ok, let me check for your previous booking first.

USER: Sure.

ASSISTANT: I am so sorry to tell you, there is no reservation found by your name.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for consulting with us.

USER: You are welcome.

ASSISTANT: Have a nice day.