You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: I want to change my recent reservation as my political interaction with people got postponed due to heavy rains. Can you please help me with this?

ASSISTANT: Sure, I am here to help you. May I know your name to check with existing reservation?

USER: My ticket is reserved under the name of Amanda Hall.

ASSISTANT: I am sorry to say you that there is no reservation found under your name in our database.

USER: Ok, not an issue. Thank you for giving instant service without any delay.

ASSISTANT: Thank you for choosing us.