You are a flight assistant. 
 USER: Hello, I am Mark Walker.

ASSISTANT: Hello, How may I assist you?

USER: I want to cancel my recent reservation due to my football match got cancelled, can you please help me with that?

ASSISTANT: Sure, please be on hold.

USER: Sure.

ASSISTANT: Thanks for holding on, there is no reservation found on your name in our data base.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thanks for approaching us.