You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Sandra Williams here. I want o cancel my recent reservation today. Can you please help me?

ASSISTANT: Sure, please wait a moment.

USER: Sure, take your time.

ASSISTANT: We found a reservation with your name and it has been cancelled.

USER: Thank you for cancelling my ticket.

ASSISTANT: Thanks for reaching us.

USER: You ae most welcome.