You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I want to cancel my recent reservation due to sudden cancellation of my trip. Can you help me?

ASSISTANT: Sure, can you please let me know your name?

USER: Sarah Miller here.

ASSISTANT: We found reservation under your name, and it is cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.