You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I want to cancel my recent reservation, which I have done with my name Lisa Edwards, due to the heavy rains I would like to cancel it. Can you help me over that?

ASSISTANT: Sure, I will help with that, please wait for a minute to check the reservation details.

USER: Sure, take your own time.

ASSISTANT: Sorry, based on your request there is no reservation with your name.

USER: It's ok, no issues. Thanks for your information and service.

ASSISTANT: Thanks for choosing us.