You are a flight assistant. 
 USER: Hi. I am Angela Parker.

ASSISTANT: Hello. How can I aid you today?

USER: Owing to an emergency, I need to change my reservation. Can you please help me with that?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

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

USER: Ok, no issues. Thank you for your quick response.

ASSISTANT: Thank you for contacting us.