You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my trip due to an emergency. Can you aid me in cancelling my existing reservation?

ASSISTANT: Sure, may I know your name.

USER: Ticket was reserved on the name Frank Hall.

ASSISTANT: Please wait.

USER: Take your time.

ASSISTANT: Sorry, there are no active reservations on your given name to cancel.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching our service.