You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to cancel my recent reservation, because recently I got an accident and doctor said that I have to take rest for few months, will you help me?

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: Please, provide your name.

USER: Sure, I am Betty Allen.

ASSISTANT: Give me a minute to check the reservation on your name.

USER: Sure.

ASSISTANT: Thanks for your precious time. I am sorry to inform you that, there is no reservation found on your name.

USER: No problem, thanks for your kind service.

ASSISTANT: Thank you for contacting us.