You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: As my manager did not approve my leave, I would like to change my recent reservation.

ASSISTANT: Sure, could I have your name please?

USER: Can you aid me with this? Myself Deborah Garcia.

ASSISTANT: Ok, please allow me a moment.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no reservation with your name in our portal to make changes.

USER: Sorry Deborah Garcia, there are no flights reserved on your given name formerly.

ASSISTANT: Thank you for consulting us.