You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Debra Wilson.

ASSISTANT: How can I assist you at this moment?

USER: Can you help me in cancelling my recent reservation, as my exam is postponed?

ASSISTANT: Sure, I will help you with this. Please give me a moment while I check your reservation status.

USER: Sure.

ASSISTANT: Debra Wilson, there is no active reservation found under your name in our database.

USER: That's ok, thank you.

ASSISTANT: Thank you for contacting us.