You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Due to sudden rainfall at my source, I want to cancel my recent reservation. Can you please help me for cancellation?

ASSISTANT: Sure, please mention your name to check your reservation details in our database.

USER: Sure, I am Emma Hall.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We have found your reservation and we have cancelled it.

USER: Ok, Thank you.

ASSISTANT: Thank you for choosing us.