You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you today?

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

ASSISTANT: Sure, we are here to help you. May I know your good name?

USER: Sure, I am Debra Wilson from Houston.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Thanks for the time, we did not find any reservation on your name.

USER: Ok, Thanks for your help.

ASSISTANT: Thank you for contacting us.