You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Due to bad weather at my source, I want to cancel my recent reservation. Can you please help me with this?

ASSISTANT: Sure, may I know your name?

USER: Sure, I am Mark Jones.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for your time, there was no reservation found on your name.

USER: Ok, Thank you for your service.

ASSISTANT: Thank you for choosing us.