You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Due to heavy rain, I want to cancel my reservation. Can you help me?

ASSISTANT: Ok, may I know your name to check your reservation?

USER: Jessica Thomas here.

ASSISTANT: Sorry, there is no reservation found on your name to cancel it.

USER: No problem, Thanks for the information.

ASSISTANT: Thanks for choosing us.