You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Due to an emergency, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: May I know your name to check in our database?

USER: Sarah Garcia here.

ASSISTANT: Sorry, there is no reservation has  done on your name.

USER: No issue, Thanks for the information.

ASSISTANT: Thank you for reaching us.