You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Please help me to change my recent reservation.

ASSISTANT: Sure, I am here you with that.

USER: Thank you.

ASSISTANT: May I know your name to check with the reservation status in our database?

USER: Debra Smith.

ASSISTANT: Thank you for providing your name. Please bear with me for 2-3 minutes while I check the status.

USER: Sure.

ASSISTANT: Thank you for waiting, Debra Smith. Debra Smith, regret to inform that there is no active reservation found under your name to change.

USER: Thank you for your information.

ASSISTANT: Thank you for reaching us.