You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, May I know your good name?

USER: Karen Hernandez is my name.

ASSISTANT: How can I help you?

USER: I need to cancel my recent reservation, due to hot weather. Can you please cancel my reservation?

ASSISTANT: Ok, please wait a moment I will check and let you know the details.

USER: Sure.

ASSISTANT: There is no reservation found on your name.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.