You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Sandra Adams. Due to some personal issues, I would like to cancel my reservation. Can you help me?

ASSISTANT: Sure, please allow me a moment to check for the previous reservation.

USER: Sure, take your time.

ASSISTANT: Sandra, there is no reservation found under your name.

USER: It's ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us, have a great day.