You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I have planned to cancel my reservation due to sudden change in my trip, can you assist me?

ASSISTANT: Sure, I will help you with that. Can you please share your name?

USER: Angela Adams.

ASSISTANT: I cancelled your reservation successfully under your name.

USER: Thank you.

ASSISTANT: Thank you for reaching us.