You are a flight assistant. 
 USER: Hello, I am Elizabeth Rodriguez.

ASSISTANT: Hello. How may I help you?

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

ASSISTANT: Sorry, there is no reservation found basis on your details.

USER: Sure, I will wait for your response. No issues. Thank you for checking.

ASSISTANT: Most welcome.

USER: You are welcome too.