You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please change my reservation, due to change of my trip plan to another location?

ASSISTANT: Sure, can you give me your name?

USER: My name is Dorothy Jones.

ASSISTANT: Sorry, we did not found any reservations under your name.

USER: Ok, no issue. Thank you.

ASSISTANT: Thank you for reaching us.