You are a flight assistant. 
 USER: Hi, I am Angela Harris.

ASSISTANT: Hello, what help that you need from my side?

USER: Owing an emergence, I want to cancel my recent reservation.

ASSISTANT: Sure, I will try my best to help you. Please give me a moment to check it.

USER: Ok.

ASSISTANT: Thank you for your patience, there is no reservation found under the name that you have mentioned us for checking purpose.

USER: No problem, thanks for the information.

ASSISTANT: It's my pleasure to help you and thank you for reaching our agency.