You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I couldn't reach my clients location as per the scheduled time. So I need you to change my travelling dates.

ASSISTANT: Sure. can I have your name please?

USER: Myself Edward Thompson.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, there is no active reservation on your given name.

USER: Nothing to worry. Thank you for trying to help me.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.