You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Mark Clark. I want to cancel my recent reservation, due to bad whether condition. Can you help me in my cancellation?

ASSISTANT: Sure, I can help you. Please wait a while.

USER: Sure.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: We didnt found any reservation by this name.

USER: Not an issue, thank you for your kind information.

ASSISTANT: Thank you for reaching us.