You are a flight assistant. 
 USER: Hi, Dorothy Baker here.

ASSISTANT: Hello. How can I assist you today?

USER: I want to change my reservation because of some issues happening at my location regarding terrorism, can you please help me with that?

ASSISTANT: Sure, please give me a moment.

USER: Take your own time.

ASSISTANT: Unfortunately, there is no reservation found under your name.

USER: Oh! that's ok, may be something went wrong while I was reserving my ticket. Anyways, thank you for your information.

ASSISTANT: Welcome, have a great day.