You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Due to sudden change in my planned location of journey, I would like to change my change my reservation to another location. Can you please help me out with changing of my reservation?

ASSISTANT: May I know your name?

USER: Sure, my name is Samantha Garcia.

ASSISTANT: Sorry Garcia, no reservation is found by your name.

USER: Oh! it's ok no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.