You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Owing to an emergency I had to request for this change reservation.

ASSISTANT: Ok, can I know your name please?

USER: My name is Deborah Phillips.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Sorry, there is no active reservation found on your name to change.

USER: Thank you.

ASSISTANT: Thank you for connecting with us.