You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Amy Davis.

ASSISTANT: Amy, how can I assist you?

USER: I want to cancel my reservation due to  heavy rains, can you help me with that ?

ASSISTANT: Please wait for a while. Sorry, no reservation found by your name.

USER: That's ok. Thank you.

ASSISTANT: Thank you for contacting us.