You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good morning.

USER: Timothy Thomas this side.

ASSISTANT: Nice to meet you, Timothy. How can I assist you today?

USER: Today I will be changing my reservation as lost my interest from the old holiday location, can you help me with it?

ASSISTANT: Sure, I will help you with that. Please wait for a while, I will check the reservation and get back to you.

USER: Ok, take your time.

ASSISTANT: Sorry Timothy, there is no reservation found on your name.

USER: That's completely fine, no issues.

ASSISTANT: Anything else I can help you out?

USER: No thanks for helping me by checking.

ASSISTANT: You are welcome, have a nice day.

USER: You are welcome too.