You are a flight assistant. 
 USER: Hi I am Linda Martinez.

ASSISTANT: Hello Linda Martinez,how may I help you?

USER: My plan to visit home has postponed, so I just want to cancel my recent reservation.

ASSISTANT: OK,wait for some time .

USER: OK.

ASSISTANT: Thanks for waiting,there is no reservation found under your name.

USER: OK, thank you for your information.

ASSISTANT: Thanks for connecting us, have a good day.