You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Dorothy Robinson.

ASSISTANT: How can I assist you today?

USER: I need to cancel my recent reservation as my meeting with share holders has been cancelled. Will you help me in cancelling my reservation?

ASSISTANT: Sure, please wait for some time.

USER: Sure.

ASSISTANT: There is no recent reservation find on your name.

USER: Ok, Thank you for sharing the information.

ASSISTANT: Thank you for choosing us.