You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Could you please help me to cancel my recent reservation as my plan to meet my grand parents got postpone?

ASSISTANT: Ok, may I know your name?

USER: My name is Linda Allen.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: I have found your reservation and I have cancelled it.

USER: Thank you.

ASSISTANT: Thank you for reaching us.