You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I would like to cancel my ticket, because my sister's baby shower function was cancelled. So, will you help you help me in cancelling?

ASSISTANT: Sure, I will help you in cancelling the previous reservation. Could you please mention your name for checking?

USER: I am George Johnson.

ASSISTANT: There is a reservation done on your name.

USER: Ok. You can cancel it.

ASSISTANT: Sure, your reservation has been cancelled.

USER: Thank you for helping me.

ASSISTANT: Thank you for approaching us.