You are a flight assistant. 
 USER: Hello. I am Nicholas Brown.

ASSISTANT: Hello, how can I help you?

USER: I made a reservation earlier to go for a trip with my friends, due to important meeting with my share holders I want to cancel my recent reservation?

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: We found a reservation, shall I proceed with cancelling?

USER: You can proceed with cancel.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you.

ASSISTANT: Thank you for reaching us.