You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to change my reservation, as my uncle expired. Can you please help me?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can you please tell me your name?

USER: My name is Brandon Thomas.

ASSISTANT: Sorry, there is no reservation with your name to change.

USER: Ok, no issues with it. I will travel by train for my journey.

ASSISTANT: Ok.

USER: Thank you for checking with my reservation.

ASSISTANT: Thank you for opting us.