You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you?

USER: As our tour got postponed, I want to cancel my recent reservation.

ASSISTANT: Sure, May I know your name for cancellation?

USER: I am Cynthia Harris.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thanks for being waiting. We didn't found a reservation by this name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for contating us.