You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Help me to cancel my brother reservation, his plan is to visit our grand father house.

ASSISTANT: Ok. Please provide his name to proceed further.

USER: Can you cancel the ticket on name of Frank Martin?

ASSISTANT: Sure, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no reservation found on your name.

USER: O, thanks for the information.

ASSISTANT: Thanks for availing us.