You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Brandon Allen here.

ASSISTANT: Is there any help that you are seeking from my side?

USER: Due to inconvenience of my work, I want to change my reservation. Can you please help me for that?

ASSISTANT: Sure, I am here to help you in that ticket modification.

USER: Thanks for that.

ASSISTANT: Please give me a moment to check your reservation status in our back end.

USER: Ok, I will wait.

ASSISTANT: As per your request I have checked your reservation status but I could not find any ticket booking done under your name in our ticket booking list.

USER: Anyway, thanks for the information.

ASSISTANT: It's my pleasure to help you in that one and thank you for approaching us.