You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to cancel my reservation which is done recently due to some problems, can you please help me?

ASSISTANT: Sure, I am happy to help you in that.

USER: Thank you.

ASSISTANT: Please give me a moment to check your reservation status.

USER: Sure, I will wait for your response.

ASSISTANT: Can you please give your name to check out our status.

USER: Sure, my name is Rebecca Parker.

ASSISTANT: Sorry Parker, we couldn't find any reservation on your name in our records.

USER: That's fine. Anyways, thank you for your service.

ASSISTANT: Thank you for approaching us.