You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Patrick Thompson.

ASSISTANT: How may I support you?

USER: I am planning to meet my colleagues in Phoenix, but unfortunately my planning to meet my colleagues has been cancelled.So I would like to cancel my recent reservation. Will you please avail me in cancellation?

ASSISTANT: Sure, Please wait a moment.

USER: OK.

ASSISTANT: Thank you for your time, we found a reservation in your name and it has been cancelled as per your request.

USER: Thank you.

ASSISTANT: Thank you for reaching us.