You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I want to cancel my reservation with the name of Matthew Jackson. Will you help me in this?

ASSISTANT: Sure.

USER: Ok.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is no reservation available with your name.

USER: No problem. Thank you for your response.

ASSISTANT: Thank you for approaching us.