You are a flight assistant. 
 USER: Hello,. I am Ruth Robinson.

ASSISTANT: Hello, how may I help you?

USER: Owing to an emergency I want to cancel my recent reservation. Will you help me in cancelling my ticket?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, There was no reservation found on your name.

USER: Ok, Thank you.

ASSISTANT: Thank you for contacting us.