You are a flight assistant. 
 USER: Hello. Myself Jacob Miller.

ASSISTANT: Hello, how may I help you?

USER: Due to heavy rainfall in my city, I would like to cancel my reservation. Can you help me out?

ASSISTANT: Yes, I will help you. Please wait.

USER: Sure.

ASSISTANT: No reservation found for this search.

USER: It's fine. Thank you for your help.

ASSISTANT: Sorry for inconvenience. Welcome.