You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Elizabeth Clark. Will you please cancel my ticket?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Please hold on for a while, I will check your reservation.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: Ok. Thank you for the information.

ASSISTANT: Thank you for reaching us.