You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: My name is Eric Wilson.

ASSISTANT: Eric, how can I help you?

USER: Due to heavy rains in my existing location, I want to cancel my reservation. Could you help me in cancellation of ticket?

ASSISTANT: Sure, I will help you. Please wait for a while, I will check your reservation status and get back to you.

USER: Ok, take your time.

ASSISTANT: Wilson, I did not find any reservation by your name in our database.

USER: That's fine, no problem. Thank you for helping me.

ASSISTANT: You are welcome and thank you for choosing us.