You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I assist you?

USER: I want to cancel my recent reservation due to sudden demise of my grand father.

ASSISTANT: Ok.

USER: Will you help me in cancelling my ticket?

ASSISTANT: Sure. May I know your good name?

USER: I am Sarah Perez.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, There is no reservation found with your name.

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us.

USER: Thank you or sharing the information.