You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help 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 here to help you for this. Let me check your reservation status in our database.

USER: Thank you for considering my request.

ASSISTANT: For cancelling your reservation. May I know your name please?

USER: Sure, my name is Emily Thompson.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Sorry for inconvenience, no reservation is found with your criteria.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you very much for contacting our agency.