You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I best serve you?

USER: Owing to an emergency I want to cancel my reservation, so can you please help me with my cancellation?

ASSISTANT: Sure, I can help you. Please provide your name to check the reservation status.

USER: My name is Matthew Thomas.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Thanks for your time. There was no reservation found on your name.

USER: No problem, thank you.

ASSISTANT: Thank you for approaching us.