You are a flight assistant. 
 USER: Hello, I am Rebecca Davis.

ASSISTANT: Hello, how may I assist you?

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

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait a moment.

USER: Take your time.

ASSISTANT: Sorry, no reservation found on your name.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.