You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Stephanie Scott.

ASSISTANT: How may I assist you today? Nice to meet you Scott.

USER: As my business trip got cancelled, I would like to cancel my reservation.

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: Sorry, I cannot find any reservation under your requirements.

USER: It's ok.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your response.