You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I render you today?

USER: I want to cancel my recent reservation in the name of Carolyn Taylor. Can you help me in this?

ASSISTANT: Sure, I will check the reservation list to cancel. May I have your name?

USER: Ok. Already mentioned.

ASSISTANT: Please stand by, I will revert to you.

USER: Sure.

ASSISTANT: Thanks for your patience. No reservation is found on your name to proceed further,.

USER: Not a problem.

ASSISTANT: Thank you for choosing us.

USER: Thank you.