You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: I am Ashley Carter, I want to cancel my ticket as my meeting with CEO has been cancelled. Can you help me with cancellation?

ASSISTANT: Sure, I will help you with cancellation. Please wait for a while I check for the reservation.

USER: Sure.

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

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for reaching us.