You are a flight assistant. 
 USER: Hello. Myself Janet Scott.

ASSISTANT: Hello. How may I help you today?

USER: Can you help me to amend the reservation which I had recently, so I can planned as per my timing?

ASSISTANT: Sure, I am here to help you with that.

USER: Ok, please take the time you need.

ASSISTANT: Sorry to say that, there is no reservation found on your name in our database.

USER: That is ok, thank you for assisting me.

ASSISTANT: Thank you for consulting us.