You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Daniel Garcia.

ASSISTANT: How may I assist you?

USER: I would like to cancel my recent reservation, can you please help me out?

ASSISTANT: Sure, I am here to help you out.

USER: Thank you for your positive response.

ASSISTANT: Daniel Garcia, we haven't found any reservation under your name in our database.

USER: It's ok, no problem. Thank you for your information.

ASSISTANT: Thank you for approaching us.

USER: You are welcome.