You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you?

USER: I am Eric Phillips. Please help me with changing my reservation due to some changes in the plan of my trip with my colleagues.

ASSISTANT: Ok. Please, wait.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: Not an issue. Thank you.

ASSISTANT: Thank you.