You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Due to heavy rains in my existing location, I want to cancel my reservation.Could you help me in cancellation of ticket?

ASSISTANT: Sure, I can help you with that.

USER: My name is Kevin Williams.

ASSISTANT: May I know your name to proceed further? Ok, let me check for the details for you. Kevin, I have checked and see that there is no reservation found under your name.

USER: Ok. No issues.

ASSISTANT: Is there anything else I can help you today?

USER: Nothing more, thank you. Thank you again for your help.

ASSISTANT: You are welcome. Thank you for contacting us.