You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Please, provide your name to check the reservation.

USER: Sure. I am Deborah Garcia.

ASSISTANT: Wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, I did not find any reservation on your name.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.