You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you today?

USER:  I am Dorothy Roberts. I would like to cancel my recent reservation due to continued rainfall tennis match has been cancelled. Will you please help me with cancellation?

ASSISTANT: Sure, I am happy to help you for that. Please wait for a while, I will let you know in a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, no reservation found on your given name.

USER: Thank you for your quick response.

ASSISTANT: Thanks for connecting with us.