You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How may I be of your help?

USER: As my manager did not approved my leave, can you help me to cancel my recent reservation?

ASSISTANT: Sure, we are happy to help you. On what name did you reserve the ticket before?

USER: Please cancel the reservation with name Carolyn Thompson.

ASSISTANT: Ok, please hold on for a minute.

USER: Sure.

ASSISTANT: Thanks for being patient. Unfortunately we didn't found any reservation with your name.

USER: Ok, not an issue. Thanks for the information.

ASSISTANT: Thanks for reaching us.