You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: My name is Ruth Lopez. Can you help me to cancel my reservation?

ASSISTANT: Please wait a while.

USER: Ok, carry on.

ASSISTANT: There is no reservation on your name in our database.

USER: No problem, thank you for your help.

ASSISTANT: Do you want to know anything else?

USER: No, thank you.

ASSISTANT: Thank you for opting us, have a nice day.