You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, How could I assist you?

USER: Owing to an emergency, I want to cancel my journey.

ASSISTANT: Ok, Can you provide me your name to proceed further?

USER: I am Brenda Carter.

ASSISTANT: Just a moment.

USER: Ok.

ASSISTANT: Thank you for waiting.

USER: Ok.

ASSISTANT: Unfortunately there is no recent reservation found on your name. Thank you for approaching us. Have a great day.

USER: Ok, Thanks for your service.