You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: As my plan to visit my aunt's home got cancelled, I want to cancel my reservation.

ASSISTANT: Sure, may I know your name to check the details of your reservation?

USER: Yes, you can call me as Pamela Johnson.

ASSISTANT: Ok, please wait a moment.

USER: Ok, sure.

ASSISTANT: Sorry Pamela, didn't found any details regarding your reservation.

USER: Ok, thank you for the information.

ASSISTANT: Thanks for reaching us. Have a nice day!.