You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ruth Wilson.

ASSISTANT: How can I assist you Ruth Wilson?

USER: I need your help for cancel my recent reservation, can you help me?

ASSISTANT: Yes I can. Give me a minute. There is no reservation found on your name.

USER: Ok. Thank you for your help.

ASSISTANT: Thank you for reaching us.