You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you today?

USER: Can you please help me in cancelling my recent reservation? As my planned trip has been cancelled.

ASSISTANT: Sure, we are here to help you. Could you please provide your name to check your reservation status?

USER: Sure, My name is Lisa Harris.

ASSISTANT: Ok, please wait for a while, let me  check with your reservation status and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting.

USER: Ok.

ASSISTANT: Sorry we could not find any reservation against your name.

USER: Oh! May be I have done a wrong booking, anyways thank you.

ASSISTANT: Thank you for reaching us.