You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you today?

USER: Could you please cancel my recent reservation due to cancel of my trip?

ASSISTANT: Sure, I'll try to help you in cancellation. Please share your name to check the reservation list.

USER: My name is Timothy Parker.

ASSISTANT: Ok, give me some time to check the reservation list.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry to inform you that there is no reservation found by this name.

USER: Not a problem, thank you for checking.

ASSISTANT: Thank you for approaching us.