You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Can you please help me in cancelling my recent reservation? As my planned trip has been cancelled.

ASSISTANT: Sure, I will help you with cancellation.

USER: Thanks for that.

ASSISTANT: May I know your good name?

USER: Sure, my name is Ruth Lopez.

ASSISTANT: Please wait for a moment, while I check for the reservation.

USER: Sure, I'll wait for your response.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your name in our system data.

USER: Oh! May be my friend has already cancelled it. Thank you anyways.

ASSISTANT: Thank you for visiting us, we hope see you again.