You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me to cancel my reservation?

ASSISTANT: Sure, please share your name?

USER: David Turner.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Reservation found on your name and I cancelled.

USER: Ok, thank you for the help.

ASSISTANT: Thank you.